Nutzen diagnostics.asmx Webservice -
SharePointDiagnostics SharePointDiagnosticsObject = new SharePointDiagnostics();
SharePointDiagnosticsObject.Credentials = System.Net.CredentialCache.DefaultNetworkCredentials;
string Response = SharePointDiagnosticsObject.SendClientScriptErrorReport(message, file, line, client, stack, team, originalFile);
Weitere Hinweise zur Verwendung von diagnostics.asmx den folgenden Link zu verweisen -
https://vivekkumar11432.wordpress.com/2016/09/23/how-to-do-logging-in-uls-from-csom-in-c/