Resolve "The message filter shows that the application is in use." (Errors from hresult:0x8001010a (rpc_e_servercall_retrylater)) "Error problem

Recently wrote a small program that uses C # to invoke the COM interface of an application. There are no problems with testing on your own machine, but there is a problem when sending a test to the customer. An error message indicates that the messages filter shows that the application is in use. (Error from HRESULT:0X8001010A (Rpc_e_servercall_retrylater)) ". Check on the Internet, found that there are predecessors of the solution, the specific steps are as follows:

STEP1. When you run "DCOMCNFG" on the customer's machine, a form of Component Services appears.

STEP2. Open Component Services, computer--My Computer->dcom configuration, locate AutoCAD application, right-click, and select Properties. Set in the "Security" key. Set the effect as shown.

Resolve "The message filter shows that the application is in use." (Errors from hresult:0x8001010a (rpc_e_servercall_retrylater)) "Error problem