How to debug IDOC manually? if i want to extend the standard IDOC say MATMAS, where we have to write code for extension?

Submitted by: Administrator
For errors we need to check for the status codes and cming to
debug we can debug our the assingned function module i.e
idoc_input_matmas05 or z(fun module) in case of custom and
while processing in bd87 the complete idoc can be processed
by selecting the option available.
Submitted by: Administrator

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