diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb
index 69c5795c..32362dca 100644
--- a/app/controllers/exercises_controller.rb
+++ b/app/controllers/exercises_controller.rb
@@ -323,30 +323,28 @@ class ExercisesController < ApplicationController
   end
 
   def redirect_to_lti_return_path
-    begin
-      lti_parameter = LtiParameter.where(consumers_id: session[:consumer_id],
-                                         external_users_id: @submission.user_id,
-                                         exercises_id: @submission.exercise_id).first
+    Raven.extra_context(
+      consumers_id: session[:consumer_id],
+      external_users_id: @submission.user_id,
+      exercises_id: @submission.exercise_id,
+      session: session,
+      submission: @submission,
+      params: params,
+      current_user: current_user,
+      lti_exercise_id: session[:lti_exercise_id]
+    )
 
-      path = lti_return_path(consumer_id: session[:consumer_id],
-                             submission_id: @submission.id,
-                             url: consumer_return_url(build_tool_provider(consumer: Consumer.find_by(id: session[:consumer_id]),
-                                                                          parameters: lti_parameter.lti_parameters)))
-      respond_to do |format|
-        format.html { redirect_to(path) }
-        format.json { render(json: {redirect: path}) }
-      end
-    rescue StandardError
-      Raven.extra_context(
-        consumers_id: session[:consumer_id],
-        external_users_id: @submission.user_id,
-        exercises_id: @submission.exercise_id,
-        session: session,
-        submission: @submission,
-        params: params,
-        current_user: current_user,
-        lti_exercise_id: session[:lti_exercise_id]
-      )
+    lti_parameter = LtiParameter.where(consumers_id: session[:consumer_id],
+                                       external_users_id: @submission.user_id,
+                                       exercises_id: @submission.exercise_id).first
+
+    path = lti_return_path(consumer_id: session[:consumer_id],
+                           submission_id: @submission.id,
+                           url: consumer_return_url(build_tool_provider(consumer: Consumer.find_by(id: session[:consumer_id]),
+                                                                        parameters: lti_parameter.lti_parameters)))
+    respond_to do |format|
+      format.html { redirect_to(path) }
+      format.json { render(json: {redirect: path}) }
     end
   end
   private :redirect_to_lti_return_path