Diagnosis
You have either tried to run a (basic) test that is not available, orthere is an internal error in the test environment.
The system was unable to call the interface methodsIF_RSRV_TEST~GET_PARAMETER_LIST or IF_RSRV_ATOM~GET_PARAMETER_LIST forthe class with the name &V3& that implements a test or a basic test.
Contextual information: (Program: RSRV_START, Local class:LCL_EVENT_HANDLER_TREE2, Method: EXPAND_NO_CHILDREN)
NODENAME = &V1&
STATE = &V2&
TEXT =&V3&

Procedure
Post an error message.