RECTOOBIG, Block size xxxx and yyyy reserved bytes limit record size to zzzz
GDE Warning: This indicates that an ADD, CHANGE, or TEMPLATE command specified a value for the qualifier RECORDSIZE that is incompatible with the value of xxxx specified for BLOCKSIZE. zzzz is the maximum RECORDSIZE supported by this BLOCKSIZE, and yyyy RESERVED_BYTES for the block. GDE displays this message with other error messages, including one that reports the specified record size.
Action: Modify the RECORDSIZE, BLOCKSIZE and/or RESERVED_BYTES, so they are compatible.