kb: technical
Plesk Obsidian for Linux
Applicable to:
- Plesk Obsidian for Linux
Symptoms
- Unable to access Plesk GUI with the following error message:
CONFIG_TEXT: Server Error
500 ParseError
syntax error, unexpected '\' (T_NS_SEPARATOR), expecting function (T_FUNCTION) or const (T_CONST)
Type ParseError
Message syntax error, unexpected '\' (T_NS_SEPARATOR), expecting function (T_FUNCTION) or const (T_CONST)
File Abstract.php
Line 40 - The same error is shown in an attempt to access Plesk > Subscriptions or Plesk > Tools & Settings > Application Vault pages.
Cause
Plesk upgrade was performed recently but the services sw-cp-server and sw-engine were not restarted.
Resolution
-
Log into the server via SSH.
-
Restart sw-cp-server and sw-engine services with the command:
# systemctl restart sw-cp-server sw-engine
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