program-name: exec-name SEND wto-type failed; RTC=hex-return-code; CPB=cpb-address
An error message issued by VNCRXC03, the SEND command processor, to indicate that the wto-type request failed for hex-return-code reason as documented for the WTO and WTOR macros in the IBM manual z/OS MVS Authorized Assembler Services Reference SET-WTO.