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# Error in Blender file cleanup command (2026-02-10 22:00Z)

_**User**_

What's this error?

026-02-10T14:59:28-07:00 INF going to run: 'F:\software\Flamenco\tools\ffmpeg-windows-amd64.exe' -f concat -safe 0 -i 'A:\1 Amazon_Active_Projects\260206_PAE_2026\Blends\animations\blast\PAE_animation 1H\ffmpeg-file-index.txt' -c:v h264_nvenc -preset medium -rc constqp -qp 20 -g 18 -vf 'pad=ceil(iw/2)*2:ceil(ih/2)*2' -pix_fmt yuv420p -r 24 -y -r 24 'A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/blast_PAE_animation 1H_1-366.mp4' command=frames-to-video task=89da63d2-1468-4d78-9012-de6d8dc48358
2026-02-10T14:59:59-07:00 INF command exited successfully command=frames-to-video pid=38116 task=89da63d2-1468-4d78-9012-de6d8dc48358
2026-02-10T15:00:04-07:00 INF obtained task task={"commands":[{"name":"blender-render","parameters":{"args":["\nimport os\nimport glob\nimport sys\nimport shutil\nimport time\n\n# Get the path to clean up\ncleanup_pattern = \"A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/PAE_animation 1H/*.png\"\njob_folder = \"A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/PAE_animation 1H\"\nprint(f\"Cleaning up temporary frames: {cleanup_pattern}\")\n\n# Find all matching files\nfiles = glob.glob(cleanup_pattern)\nprint(f\"Found {len(files)} files to delete\")\n\n# Delete each file\ndeleted_count = 0\nfor file in files:\n    try:\n        os.remove(file)\n        deleted_count += 1\n    except Exception as e:\n        print(f\"Error deleting {file}: {e}\")\n\nprint(f\"Cleanup completed: {deleted_count} files deleted\")\n\n# Small delay to ensure file operations are complete\ntime.sleep(0.5)\n\n# Now forcibly delete the job folder since we know we've removed all important files\ntry:\n    if os.path.exists(job_folder):\n        # List contents for debugging\n        remaining_files = os.listdir(job_folder)\n        if remaining_files:\n            print(f\"Detected remaining files in job folder: {remaining_files}\")\n            print(\"These are likely system files or metadata which can be safely removed\")\n        \n        # Force deletion regardless of content\n        shutil.rmtree(job_folder)\n        print(f\"Deleted job folder: {job_folder}\")\n    else:\n        print(f\"Job folder does not exist: {job_folder}\")\nexcept Exception as e:\n    print(f\"Error deleting job folder: {e}\")\n\nsys.exit(0)  # Exit with success code regardless of folder deletion\n"],"argsBefore":["-b","--python-expr"],"blendfile":"","exe":"F:\\software\\Blender\\blender.exe","exeArgs":"-b -y --gpu-backend opengl"},"total_step_count":0}],"job":"863ebd16-679c-4210-a01a-95ba1855a69a","job_priority":51,"job_type":"BasedPlayblast","name":"playblast-cleanup","priority":50,"status":"active","steps_completed":0,"steps_total":1,"task_type":"blender","uuid":"dfc852d1-474c-45be-aede-a13054b8ffab"}
2026-02-10T15:00:04-07:00 INF starting task job=863ebd16-679c-4210-a01a-95ba1855a69a task=dfc852d1-474c-45be-aede-a13054b8ffab taskType=blender
2026-02-10T15:00:04-07:00 INF running Flamenco command command=blender-render parameters={"args":["\nimport os\nimport glob\nimport sys\nimport shutil\nimport time\n\n# Get the path to clean up\ncleanup_pattern = \"A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/PAE_animation 1H/*.png\"\njob_folder = \"A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/PAE_animation 1H\"\nprint(f\"Cleaning up temporary frames: {cleanup_pattern}\")\n\n# Find all matching files\nfiles = glob.glob(cleanup_pattern)\nprint(f\"Found {len(files)} files to delete\")\n\n# Delete each file\ndeleted_count = 0\nfor file in files:\n    try:\n        os.remove(file)\n        deleted_count += 1\n    except Exception as e:\n        print(f\"Error deleting {file}: {e}\")\n\nprint(f\"Cleanup completed: {deleted_count} files deleted\")\n\n# Small delay to ensure file operations are complete\ntime.sleep(0.5)\n\n# Now forcibly delete the job folder since we know we've removed all important files\ntry:\n    if os.path.exists(job_folder):\n        # List contents for debugging\n        remaining_files = os.listdir(job_folder)\n        if remaining_files:\n            print(f\"Detected remaining files in job folder: {remaining_files}\")\n            print(\"These are likely system files or metadata which can be safely removed\")\n        \n        # Force deletion regardless of content\n        shutil.rmtree(job_folder)\n        print(f\"Deleted job folder: {job_folder}\")\n    else:\n        print(f\"Job folder does not exist: {job_folder}\")\nexcept Exception as e:\n    print(f\"Error deleting job folder: {e}\")\n\nsys.exit(0)  # Exit with success code regardless of folder deletion\n"],"argsBefore":["-b","--python-expr"],"blendfile":"","exe":"F:\\software\\Blender\\blender.exe","exeArgs":"-b -y --gpu-backend opengl"} task=dfc852d1-474c-45be-aede-a13054b8ffab
2026-02-10T15:00:04-07:00 INF going to run: 'F:\software\Blender\blender.exe' -b -y --gpu-backend opengl -b --python-expr '
import os
import glob
import sys
import shutil
import time

# Get the path to clean up
cleanup_pattern = "A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/PAE_animation 1H/*.png"
job_folder = "A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/PAE_animation 1H"
print(f"Cleaning up temporary frames: {cleanup_pattern}")

# Find all matching files
files = glob.glob(cleanup_pattern)
print(f"Found {len(files)} files to delete")

# Delete each file
deleted_count = 0
for file in files:
    try:
        os.remove(file)
        deleted_count += 1
    except Exception as e:
        print(f"Error deleting {file}: {e}")

print(f"Cleanup completed: {deleted_count} files deleted")

# Small delay to ensure file operations are complete
time.sleep(0.5)

# Now forcibly delete the job folder since we know we'"'"'ve removed all important files
try:
    if os.path.exists(job_folder):
        # List contents for debugging
        remaining_files = os.listdir(job_folder)
        if remaining_files:
            print(f"Detected remaining files in job folder: {remaining_files}")
            print("These are likely system files or metadata which can be safely removed")

        # Force deletion regardless of content
        shutil.rmtree(job_folder)
        print(f"Deleted job folder: {job_folder}")
    else:
        print(f"Job folder does not exist: {job_folder}")
except Exception as e:
    print(f"Error deleting job folder: {e}")

sys.exit(0)  # Exit with success code regardless of folder deletion
' command=blender-render task=dfc852d1-474c-45be-aede-a13054b8ffab

---

_**Agent (model default, mode Agent)**_

<think><details><summary>Thought Process</summary>

The user is asking about an error in what appears to be Flamenco (a distributed rendering/job management system) logs. Let me analyze what they've shared.

Looking at the log output:

1. **14:59:28** - An ffmpeg command runs to create a video from frames (frames-to-video task). The command uses concat, h264_nvenc, etc.

2. **14:59:59** - "command exited successfully" - So the ffmpeg command actually **succeeded**. No error there.

3. **15:00:04** - A new task is obtained: "playblast-cleanup" - a blender-render task that runs Python code to clean up temporary PNG frames and delete a job folder.

4. **15:00:04** - The task starts, and the Blender command is run with `-b --python-expr` and a long Python script.

The user asked "What's this error?" but I don't actually see an **error** in the log snippet they pasted. Everything shows:
- INF (info) level messages
- "command exited successfully" for the ffmpeg step
- Task obtained, starting task, running command - all normal flow

So either:
1. The user is confused and there's no error in what they pasted (they might be asking about something that happens *after* this log, or they're worried about something that looks wrong)
2. There's an error in the Blender/python cleanup step that isn't shown in the snippet (the log cuts off at "going to run")
3. The user might be referring to something subtle - like the `'"'"'` in the command which is shell escaping for a single quote inside the Python string ("we've" became "we'"'"'ve") - that could potentially cause issues in some shells

Let me look at the workspace to see if this is the Flamenco project and if there's code that generates these commands - that might reveal a bug (e.g. in how the Python script is passed to Blender).
</details></think>

---

From the snippet you pasted there’s no error — the log level is `INF` and it says `command exited successfully` for the ffmpeg step. Checking the project for how the cleanup command is built; the only suspicious part is the quoted Python passed to Blender.


---

<tool-use data-tool-type="unknown" data-tool-name="ripgrep_raw_search">
<details>
<summary>Tool use: **ripgrep_raw_search**</summary>


Parameters:

```json
{
  "pattern": "python-expr|blender-render|playblast-cleanup",
  "path": "c:\\Users\\Nathan\\Desktop\\flamenco",
  "caseInsensitive": false
}
```
Additional data:

```json
{
  "isPruned": true,
  "pattern": "python-expr|blender-render|playblast-cleanup",
  "path": "c:\\Users\\Nathan\\Desktop\\flamenco",
  "outputMode": "content",
  "totalFiles": 6,
  "totalMatches": 39,
  "topFiles": [
    {
      "uri": ".\\scripts\\TalkingHeads Custom Render.js",
      "matchCount": 1
    },
    {
      "uri": ".\\.specstory\\history\\2026-01-09_20-34Z-flamenco-project-file-path-consistency.md",
      "matchCount": 2
    },
    {
      "uri": ".\\.specstory\\history\\2026-01-09_18-22Z-nexus-manager-access-issue.md",
      "matchCount": 6
    },
    {
      "uri": ".\\.specstory\\history\\2026-01-08_17-28Z-shaman-symlinking-for-windows-samba.md",
      "matchCount": 24
    },
    {
      "uri": ".\\scripts\\TalkingHeads cycles_optix_gpu.js",
      "matchCount": 4
    },
    {
      "uri": ".\\.specstory\\history\\2025-05-06_20-07Z-switching-to-optix-gpu-rendering.md",
      "matchCount": 2
    }
  ]
}
```
Status: **completed**


</details>
</tool-use>

---

<tool-use data-tool-type="unknown" data-tool-name="list_dir_v2">
<details>
<summary>Tool use: **list_dir_v2**</summary>


Parameters:

```json
{
  "targetDirectory": "c:\\Users\\Nathan\\Desktop\\flamenco"
}
```
Additional data:

```json
{
  "isPruned": true,
  "rootPath": "c:\\Users\\Nathan\\Desktop\\flamenco",
  "totalDirs": 4,
  "totalFiles": 56,
  "topEntries": [
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco\\.specstory",
      "isDir": true,
      "numFiles": 3
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco\\scripts",
      "isDir": true,
      "numFiles": 0
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco\\sqlite",
      "isDir": true,
      "numFiles": 0
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/.cursorindexingignore",
      "isDir": false
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/.gitattributes",
      "isDir": false
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/.gitignore",
      "isDir": false
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/linux_flamenco_manager.bat",
      "isDir": false
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/unified_flamenco_launcher.bat",
      "isDir": false
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/unified_flamenco_launcher.ps1",
      "isDir": false
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/unified_sheepit_launcher.bat",
      "isDir": false
    },
    {
      "path": "c:\\Users\\Nathan\\Desktop\\flamenco/unified_sheepit_launcher.ps1",
      "isDir": false
    }
  ],
  "extensionCounts": {
    ".md": 3
  }
}
```
Status: **completed**


</details>
</tool-use>

---

<think><details><summary>Thought Process</summary>

The log the user shared doesn't show an actual error line (no ERR or failure). The "BasedPlayblast" job type and "playblast-cleanup" task aren't in this repo's scripts (TalkingHeads Custom Render.js, etc.) — so that job type likely comes from elsewhere (e.g. Flamenco Manager addon for Blender or another job author).

I'll summarize for the user:

1. **There’s no error in the snippet** — it’s all INF and “command exited successfully”.
2. **Possible confusion**: The `'"'"'` in the log is normal: it’s how a single quote is escaped in a shell when the whole Python code is wrapped in single quotes (so `we've` becomes `we'"'"'ve`). That’s correct and shouldn’t cause a failure.
3. If something is failing, it’s either **after** this log (e.g. Blender failing when running the cleanup script) or in a different log. I should say that clearly and suggest they check for ERR lines or the next log lines after the “going to run” line.
</details></think>

---

In the snippet you pasted there is **no error**. Everything is at INFO level and the ffmpeg step is reported as successful.

What the log shows:

1. **14:59:28** – ffmpeg runs (frames → video).
2. **14:59:59** – `command exited successfully` for that ffmpeg command.
3. **15:00:04** – The next task, **playblast-cleanup**, is picked up and the Blender command is logged (“going to run: …”).

So up to that point the pipeline is behaving normally.

The only odd-looking part is the **`'"'"'`** in the command line. That’s **not** an error. It’s normal shell quoting: the whole Python script is in single quotes, so an apostrophe inside the script (e.g. in “we’ve”) is escaped as `'"'"'` (end quote, literal `'`, start quote). So the script is being passed correctly.

If something is actually failing, it’s either:

- **After** this log (e.g. Blender failing while running the cleanup script), or  
- In another place (e.g. Manager UI, or a line with **ERR** / “failed” / non‑zero exit).

Next steps that usually help:

1. Scroll a bit further in the **same** log and look for the next line after “going to run: …” — e.g. “command exited” with a non‑zero code or an ERR line.
2. Search the log for `ERR` or `failed` or `exit` to find the first real failure.
3. If the cleanup task is the one that fails, check whether the path  
   `A:/1 Amazon_Active_Projects/260206_PAE_2026/Blends/animations/blast/PAE_animation 1H`  
   exists and is writable from the machine where the worker runs (e.g. drive `A:` and permissions).

If you can paste the **next few lines** after the “going to run” line (or the first line that says ERR/failed), we can pinpoint the actual error.

---

_**User**_

flamenco manager can't start

PS C:\Users\Nathan\Desktop\flamenco> C:\Users\Nathan\Desktop\flamenco\linux_flamenco_manager.bat
Connecting to nexus and starting Flamenco Manager...
2026-02-23T12:34:26-07:00 INF starting Flamenco arch=amd64 git=51a41a19 os=linux osDetail="Debian GNU/Linux 12 (bookworm) (6.12.15-production+truenas)" releaseCycle=release version=3.8.2
2026-02-23T12:34:26-07:00 INF loading configuration file=flamenco-manager.yaml
2026-02-23T12:34:26-07:00 INF listening port=8888
2026-02-23T12:34:26-07:00 WRN SSDP: net.ListenPacket error: listen udp4 0.0.0.0:1900: bind: address already in use
2026-02-23T12:34:26-07:00 ERR Unable to create UPnP/SSDP server. This means that Workers will not be able to automatically find this Manager. Run them with the `-manager URL` argument, picking a URL from this list. urls=["http://10.1.10.3:8888/","http://100.98.46.102:8888/","http://172.16.0.1:8888/","http://172.16.1.1:8888/","http://172.16.2.1:8888/","http://172.16.3.1:8888/","http://172.16.4.1:8888/","http://172.16.5.1:8888/","http://[fd7a:115c:a1e0::e601:2e6c]:8888/","http://[fdd0::1]:8888/","http://[fdd0:0:0:1::1]:8888/","http://[fdd0:0:0:2::1]:8888/","http://[fdd0:0:0:3::1]:8888/","http://[fdd0:0:0:4::1]:8888/","http://[fdd0:0:0:5::1]:8888/","http://127.0.0.1:8888/","http://[::1]:8888/"]
2026-02-23T12:34:26-07:00 INF opening database file=flamenco-manager.sqlite
2026-02-23T12:34:26-07:00 INF shaman: opening file store storageDir=/mnt/PHOENIX/flamenco/file-store
2026-02-23T12:34:26-07:00 INF opening checkout directory checkoutDir=/mnt/PHOENIX/flamenco/jobs
2026-02-23T12:34:26-07:00 INF serving job-specific files directly from disk onDisk=/mnt/PHOENIX/flamenco/software/Flamenco/flamenco-manager-storage url=/job-files
2026-02-23T12:34:26-07:00 INF sleep scheduler starting checkInterval=1m0s
2026-02-23T12:34:26-07:00 INF TimeoutChecker: starting up checkInterval=1m0s initialSleep=5m0s taskTimeout=10m0s workerTimeout=1m0s
2026-02-23T12:34:26-07:00 INF database: periodic integrity check starting period=10m0s
2026-02-23T12:34:26-07:00 WRN HTTP server unexpectedly shut down error="listen tcp :8888: bind: address already in use"
2026-02-23T12:34:26-07:00 ERR HTTP server error, shutting down the application error="listen tcp :8888: bind: address already in use"
2026-02-23T12:34:26-07:00 INF sleep scheduler shutting down
2026-02-23T12:34:26-07:00 INF going to shut down the service willRestart=false
2026-02-23T12:34:26-07:00 INF TimeoutChecker: shutting down
2026-02-23T12:34:26-07:00 ERR database: could not perform checkpointing operation on write-ahead log at startup. Please report a bug at https://flamenco.blender.org/get-involved cause="context canceled"
2026-02-23T12:34:26-07:00 INF database: will perform periodic checkpoint period=15m0s
2026-02-23T12:34:26-07:00 INF database: stopped periodic checkpoint
2026-02-23T12:34:26-07:00 INF possible URLs at which to reach Flamenco Manager count=17
2026-02-23T12:34:26-07:00 INF - http://10.1.10.3:8888/
2026-02-23T12:34:26-07:00 INF - http://100.98.46.102:8888/
2026-02-23T12:34:26-07:00 INF - http://172.16.0.1:8888/
2026-02-23T12:34:26-07:00 INF - http://172.16.1.1:8888/
2026-02-23T12:34:26-07:00 INF - http://172.16.2.1:8888/
2026-02-23T12:34:26-07:00 INF - http://172.16.3.1:8888/
2026-02-23T12:34:26-07:00 INF - http://172.16.4.1:8888/
2026-02-23T12:34:26-07:00 INF - http://172.16.5.1:8888/
2026-02-23T12:34:26-07:00 INF - http://[fd7a:115c:a1e0::e601:2e6c]:8888/
2026-02-23T12:34:26-07:00 INF - http://[fdd0::1]:8888/
2026-02-23T12:34:26-07:00 INF - http://[fdd0:0:0:1::1]:8888/
2026-02-23T12:34:26-07:00 INF - http://[fdd0:0:0:2::1]:8888/
2026-02-23T12:34:26-07:00 INF - http://[fdd0:0:0:3::1]:8888/
2026-02-23T12:34:26-07:00 INF - http://[fdd0:0:0:4::1]:8888/
2026-02-23T12:34:26-07:00 INF - http://[fdd0:0:0:5::1]:8888/
2026-02-23T12:34:26-07:00 INF - http://127.0.0.1:8888/
2026-02-23T12:34:26-07:00 INF - http://[::1]:8888/
2026-02-23T12:34:27-07:00 INF Flamenco Manager service shut down willRestart=false
2026-02-23T12:34:27-07:00 INF stopping the Flamenco Manager process

---

_**Agent (model default, mode Agent)**_

<think><details><summary>Thought Process</summary>

The user is trying to start Flamenco Manager but it's failing. Looking at the logs:

1. **WRN SSDP: net.ListenPacket error: listen udp4 0.0.0.0:1900: bind: address already in use** - Port 1900 (UPnP/SSDP) is already in use

2. **ERR HTTP server error, shutting down the application error="listen tcp :8888: bind: address already in use"** - Port 8888 (the main HTTP port) is already in use

So the actual problem is: **something else is already using port 8888** (and 1900). The Manager starts, loads config, tries to listen on 8888, fails because the port is bound, and then shuts down.

The fix is either:
1. Stop whatever is using port 8888 (likely another Flamenco Manager instance, or another service)
2. Or configure Flamenco Manager to use a different port

Let me check the batch file they're running to understand how the manager is started and if we can suggest changing the port or killing the existing process.
</details></think>

---


Port 8888 is already in use, so Flamenco Manager can't bind and exits. Checking how the manager is started:


---

<tool-use data-tool-type="read" data-tool-name="read_file_v2">
<details><summary>Tool use: **read_file_v2** • Read file: c:\Users\Nathan\Desktop\flamenco\linux_flamenco_manager.bat</summary>

</details>
</tool-use>

---

<think><details><summary>Thought Process</summary>

So the batch file SSHs into a machine called "nexus" (which is running Debian/TrueNAS based on the log) and runs the flamenco-manager there. The port conflict is on the **nexus** (Linux) side, not on the Windows machine.

So the user needs to on the nexus server:
1. Find what's using port 8888 (and optionally 1900)
2. Stop it (e.g. kill the old Flamenco Manager process), then start again

Or configure Flamenco Manager to use a different port in flamenco-manager.yaml on the nexus.

I'll give them clear steps: how to find and kill the process on the Linux (nexus) side, and optionally how to use a different port.
</details></think>

---


Flamenco Manager is failing because **port 8888 is already in use** on the **nexus** server (the log says `listen tcp :8888: bind: address already in use`). Your batch file SSHs to nexus and runs the manager there, so the conflict is on nexus.

**Fix: free port 8888 on nexus**

On the nexus machine (SSH in first), run:

```bash
# See what is using port 8888
sudo lsof -i :8888
# or
sudo ss -tlnp | grep 8888
```

Often it’s an old Flamenco Manager that didn’t exit. Stop it:

```bash
# If it's flamenco-manager
pkill -f flamenco-manager
```

Then start Flamenco Manager again from Windows with your batch file.

**Optional: use another port**

If you want to keep something else on 8888, set a different port in the config on nexus:

- Edit `/mnt/PHOENIX/flamenco/software/Flamenco/flamenco-manager.yaml` (or wherever your config is) and set something like:
  - `port: 8889`
- Restart the manager. Workers will need to use the new URL (e.g. `http://10.1.10.3:8889/`).

**Summary:** Something (very likely a previous Flamenco Manager) is already bound to 8888 on nexus. Find it with `lsof`/`ss`, stop that process (e.g. `pkill -f flamenco-manager`), then run `linux_flamenco_manager.bat` again.

---

