Enterprise Administration > Windchill ESI > Administering Windchill ESI in an SAP Environment > Guidelines for Monitoring, Diagnosing, and Resolving Problems > Resolving Problems > Resolving Specific Problems > "Input data invalid" message in ETL
  
"Input data invalid" message in ETL
This error indicates a schema validation failure in the 'Invoke an adapter request response service' activity. A detailed description and stack trace are logged into the Process Archive logs. The logs will indicate the exact reason of the schema mismatch.
For example:
validation error: data "xs:string('Hinge, Right Hand, Male, Removable, 0.187 Dia Pin, SS')"length must be at most xs:int('40') CHARACTERs ({com.tibco.xml.validation}SIMPLE_E_LENGTH_TOO_LONG) at /aeRequestInputType[1]/{http://www.tibco.com/xmlns/ae2xsd/2002/05/ae/700/basic/functionModules}__caret_request_caret_BAPI__MATERIAL__SAVEREPLICA_caret_BAPI__MATERIAL__SAVEREPLICA[1]/MATERIALDESCRIPTION[1]/item[2]/MATL__DESC[1]com.tibco.xml.validation.exception.k: data "xs:string('Hinge, Right Hand, Male, Removable, 0.187 Dia Pin, SS')" length must be at most xs:int('40') CHARACTERs
This could be due to a schema validation failure.
To resolve this issue rename the highlighted object and publish the transaction.