CWLAP0100E
The 0 data object with the 1 namespace cannot be created due to missing schema file.
Explanation
A likely cause of the problem is that the schema that corresponds to the data object is not in the module.
User response
In IBM Integration Designer, check that the XML schema that corresponds to the data object is in the module. If it is not, add it. Also, make sure that no other schema conflicts with this schema.