OBAS shows Plesk as unavailable in Plesk nodes section. The following error is shown:
CONFIG_TEXT: Plesk Transport: Failed to valide XML response from Plesk node: unknown-2628d430:0: Schemas validity error : Element 'components': Missing child element(s). Expected is ( component ). . Please fix the problem.
Plesk is unable to update components list. Such issue may occur due to one of the following reasons:
- When the OBAS is connected to Plesk, the Plesk Installer or PUM process is started in parallel.
- The disk subsystem, CPU or RAM is overloaded.
Log in to Plesk web interface.
Go to Tools & Settings > Plesk Components and click Refresh