Symptom
You have imported a third party software component in ESR.
The problem occur when You open for example a Message Mapping.
You get the following warning: Original language RU for current object collides with permitted display or editing languages EN
In your case instead of RU may be other language.
Solution
Change in Exchange Profile by the url http://<host>:<port>/exchangeProfile
Exchange Profile –> IntegrationBuilder
Set parameters
com.sap.aii.ib.client.login.languages=EN,RU
com.sap.aii.ib.client.content.languages=EN,RU
way. Handwritten book