Intermittently QlikView Server's event logs will display PGO file sharing violation. The format is as below, and refers to the PGO file that could not be reach by the QlikView Server process.
Warning PGO: Failed to open \\Share\CalData.pgo. Error : Encountered a sharing violation while accessing \\Share\CalData.pgo
or
PGO: Failed to open IniData.pgo. Error : Encountered a sharing violation while accessing IniData.pgo. Time: 24211 ms
If this is seen at the same time as server stability issues, verify file access and resource consumption on the file system hosting the QlikView Server root folder and its .pgo files.
Note that Warnings in the log files are generally messages that should be noted, but do not always require any action. Warning can be useful when diagnosing problems.
Environment:
QlikView
Possible resource issues on the QlikView Server nodes or File Share used to host the QlikView root folder.
Can indicate a network stability or latency issue.