This is happening to me as well, but only for Battle.net. Unfortunately I don't have a fix. I believe the API with Battle.net is having the issue, but I'm not sure.
This is from the log file (C:\ProgramData\GOG.com\Galaxy\logs):
2022-09-06 16:59:03,504 - galaxy.api.jsonrpc - INFO - Handling request: id=5, method=import_local_games, params={}
2022-09-06 16:59:03,504 - galaxy.task_manager - DEBUG - Task manager jsonrpc server: creating task 1 (import_local_games)
2022-09-06 16:59:03,504 - galaxy.task_manager - DEBUG - Task manager plugin external: creating task 4 (import_local_games)
2022-09-06 16:59:04,253 - galaxy.api.jsonrpc - DEBUG - Received 54 bytes of data
2022-09-06 16:59:04,254 - galaxy.api.jsonrpc - INFO - Handling request: id=6, method=ping, params={}
2022-09-06 16:59:04,254 - root - DEBUG - Sending data: {"jsonrpc": "2.0", "id": "6", "result": null}
Post edited September 07, 2022 by HawkSE