Plate Solving Failed

[testezt]

Plate solving isn't working suddenly. This is the log.

2025-11-05 08:45:27,070 Solver-Solver:INFO:No stars found, skipping (Logged only once)
2025-11-05 08:45:39,893 MainProcess-Comets:ERROR:Error downloading comet data: HTTPSConnectionPool(host='www.minorplanetcenter.net', port=443): Max retries exceeded with url: /iau/MPCORB/CometEls.txt (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7f9440afa0>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution'))
2025-11-05 08:45:43,704 Webserver-sh.command:INFO:<Command '/usr/bin/su pifinder -c echo', pid 1378>: process started
2025-11-05 08:45:44,035 MainProcess-main:INFO: Event Loop
2025-11-05 08:45:54,531 Solver-root:WARNING:RPC failed with: Could not open shared memory at "/cedar_detect_image": errno 2
2025-11-05 08:45:54,535 Solver-Solver:ERROR:Exception in Solver: FileNotFoundError: [Errno 2] No such file or directory: '//cedar_detect_image'
2025-11-05 08:45:54,536 Solver-Solver:ERROR:[Errno 2] No such file or directory: '//cedar_detect_image'
Traceback (most recent call last):
File "/home/pifinder/PiFinder/python/tetra3/cedar_detect_client.py", line 102, in extract_centroids
centroids_result = self._get_stub().ExtractCentroids(req)
File "/usr/local/lib/python3.9/dist-packages/grpc/_channel.py", line 1181, in call
return _end_unary_response_blocking(state, call, False, None)
File "/usr/local/lib/python3.9/dist-packages/grpc/_channel.py", line 1006, in _end_unary_response_blocking
raise _InactiveRpcError(state) # pytype: disable=not-instantiable
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
status = StatusCode.INTERNAL
details = "Could not open shared memory at "/cedar_detect_image": errno 2"
debug_error_string = "UNKNOWN:Error received from peer {created_time:"2025-11-05T08:45:54.530116396-08:00", grpc_status:13, grpc_message:"Could not open shared memory at "/cedar_detect_image": errno 2"}"

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/home/pifinder/PiFinder/python/PiFinder/solver.py", line 142, in solver
centroids = cedar_detect.extract_centroids(
File "/home/pifinder/PiFinder/python/tetra3/cedar_detect_client.py", line 106, in extract_centroids
self._del_shmem()
File "/home/pifinder/PiFinder/python/tetra3/cedar_detect_client.py", line 68, in _del_shmem
self._shmem.unlink()
File "/usr/lib/python3.9/multiprocessing/shared_memory.py", line 241, in unlink
_posixshmem.shm_unlink(self._name)
FileNotFoundError: [Errno 2] No such file or directory: '//cedar_detect_image'
2025-11-05 08:45:54,536 Solver-Solver:ERROR:[Errno 2] No such file or directory: '//cedar_detect_image'
Traceback (most recent call last):
File "/home/pifinder/PiFinder/python/tetra3/cedar_detect_client.py", line 102, in extract_centroids
centroids_result = self._get_stub().ExtractCentroids(req)
File "/usr/local/lib/python3.9/dist-packages/grpc/_channel.py", line 1181, in call
return _end_unary_response_blocking(state, call, False, None)
File "/usr/local/lib/python3.9/dist-packages/grpc/_channel.py", line 1006, in _end_unary_response_blocking
raise _InactiveRpcError(state) # pytype: disable=not-instantiable
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
status = StatusCode.INTERNAL
details = "Could not open shared memory at "/cedar_detect_image": errno 2"
debug_error_string = "UNKNOWN:Error received from peer {created_time:"2025-11-05T08:45:54.530116396-08:00", grpc_status:13, grpc_message:"Could not open shared memory at "/cedar_detect_image": errno 2"}"

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/home/pifinder/PiFinder/python/PiFinder/solver.py", line 142, in solver
centroids = cedar_detect.extract_centroids(
File "/home/pifinder/PiFinder/python/tetra3/cedar_detect_client.py", line 106, in extract_centroids
self._del_shmem()
File "/home/pifinder/PiFinder/python/tetra3/cedar_detect_client.py", line 68, in _del_shmem
self._shmem.unlink()
File "/usr/lib/python3.9/multiprocessing/shared_memory.py", line 241, in unlink
_posixshmem.shm_unlink(self._name)
FileNotFoundError: [Errno 2] No such file or directory: '//cedar_detect_image'
2025-11-05 08:45:54,547 Solver-Solver:ERROR:Current process ID: 788
2025-11-05 08:45:54,547 Solver-Solver:ERROR:Current thread: MainThread
2025-11-05 08:45:54,548 Solver-Solver:ERROR:Active threads: ['MainThread', 'QueueFeederThread', 'QueueFeederThread', 'QueueFeederThread']
2025-11-05 08:45:54,548 Solver-Solver:INFO:Starting Solver Loop
2025-11-05 08:45:56,648 Solver-root:ERROR:RPC (with shmem) failed with: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:50051: Failed to connect to remote host: Connection refused
2025-11-05 08:45:56,698 Solver-root:ERROR:RPC (with shmem) failed with: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:50051: Failed to connect to remote host: Connection refused
2025-11-05 08:45:56,748 Solver-root:ERROR:RPC (with shmem) failed with: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:50051: Failed to connect to remote host: Connection refused
2025-11-05 08:45:56,819 Solver-root:ERROR:RPC (with shmem) failed with: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:50051: Failed to connect to remote host: Connection refused
2025-11-05 08:45:56,869 Solver-root:ERROR:RPC (with shmem) failed with: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:50051: Failed to connect to remote host: Connection refused

[jscheidtmann]

Hi testezt, this is a known problem with the software we use to detect stars in the images, which we have difficulties to pin down. I will be working on a fix for this soon.