Checkmk Werk 12753: Fix error on connection tests page

ID: 12753 Title: Fix error on connection tests page Component: Multisite Level: 1 Class: Bug fix Version: 2.1.0i1 If the rule "Individual program call instead of agent access" was used and the connection test was executed for the related host, the section "Agent" showed an error "Program '5' not found (exit code 127)".