Wrap error string

src/bitcoin-cli.cpp

@@ -199,7 +199,8 @@ UniValue CallRPC(const string& strMethod, const UniValue& params)
         // Try fall back to cookie-based authentication if no password is provided
         if (!GetAuthCookie(&strRPCUserColonPass)) {
             throw runtime_error(strprintf(
-                _("Could not locate RPC credentials. No authentication cookie could be found, and no rpcpassword is set in the configuration file (%s)"),
+                _("Could not locate RPC credentials. No authentication cookie could be found,\n"
+                  "and no rpcpassword is set in the configuration file (%s)."),
                     GetConfigFile().string().c_str()));
 
         }