"(XSALLOC02) %a %j %n\nIn AGGMAP %1p, you specified an NA or ZERO sourceval but supplied formula %2p as your source for ALLOCATE."
*Cause: The user requested that source values be modified during
the allocation, but that is not possible when using a formula
*Action: Either use a VARIABLE source or remove the SOURCEVAL
specification for your ALLOCMAP.