Diagnosis
Either no initial sample has been created for the stability study, oran internal error ocurred when the initial sample was beingcreated.,,,,

Procedure
If the follow-up function "Create Initial Sample" has not been executedyet for the stability study, you must execute this follow-up function.You cannot execute any other follow-up functions until this one hasbeen executed.
If this is not the problem, because the status "Initial Sample Created"has already been set via the relevant follow-up function, we mustassume that there is a problem with the data for the initial sample, ora problem reading this data.
If necessary, check the coding.