Error during user switch (principal propagation procedure).RFC connection via destination 'SAPXIPP[CLNT]' failed with error

You are getting below error message while performing activities on PI,

Error during user switch (principal propagation procedure).
RFC connection via destination 'SAPXIPP[CLNT]' failed with error 'COMMUNICATION_FAILURE': "RFC destination SAPXIPP[CLNT] does not exist." Procedure aborted.

Solution

Referring to the listed SAP Notes,

1096749 – RFC destination SAPXIPP does not exist
1779083 – XI runtime: Principal propagation
2773591 – XI Runtime: The restart of an XI-message in SXI_MONITOR fails with “Error during user switch (read)” error message in dialog box
2724432 – XI Runtime: Improving the “Configure Principal Propagation” function in SXMB_ADMIN

Call transaction SXMB_ADM and choose “Configure Principal Propagation” to create the RFC destination SAPXIPP. Click on the documentation for further information.