SAP B1 Integration with Magento - Integration Hub

Dear Experts ,

I'm working on magento integration with SAP B1 , and I'm facing issue with the sync of items

the error is :

com.sap.b1i.xcellerator.XcelleratorException- XCE001 Nested exception- com.sap.b1i.bizprocessor.BizProcException- BPE001 Nested exception- com.sap.b1i.utilities.UtilException- UTE001 Nested exception- java.lang.RuntimeException- javax.xml.transform.TransformerException- ("message"-"URL key for specified store already exists.")

also screenshot attached .

sync.jpg

thanks in advance.