Getting Microsoft.Sharepoint.Client.Server.Exception while updating the list in Sharepoint using Sharepoint activities

Message: One or more field types are not installed properly. Go to the list settings page to delete these fields.
Exception Type: Microsoft.SharePoint.Client.ServerException

Getting above error when updating a list in sharepoint using Sharepoint activities “Update List Item”.

CAML Query:
“” +"<FieldRef Name='colleague_dsi />D40882317-a" +“I’m not the manager” +
“”

Could you please help me where did i go wrong?

Could it be because you didn’t close colleague_dsi with the quote?

Yeah updated still it didnt worked