How to debug Dynamics CRM Online Plugin

The following are the steps to debug CRM Online plugin which are as follows:
Step 1: Open the Plugin Registration Tool.
Step 2: Create a connection and connect to the server.
Step 3: After successful connection, click on the Install Profiler (see Fig. 1).

 Fig. 1

Step 4: Register the Plugin Assembly and also the new Step.
Step 5: Now copy the debug complied plugin assembly (e.g. PSMAutoNumbering.pdb) on your computer drive location where you have your plugin registration tool.
Step 6: Select the plugin step and click on the Profile (see Fig. 2).

Fig. 2

Step 7: Perform the operation in CRM Online that cause plugin to run (see Fig. 3). Here I am adding a new record on my custom entity called Project.

Fig. 3

Step 8: Download the log file generated after clicking on the Save button and save it on your system (see Fig. 4).
 

Fig. 4

Step 9: Open the solution in Visual Studio and attach the process called “PluginRegistration.exe” (see Fig. 5).

Fig. 5

Step 10: Now come to Plugin Registration Tool, select the plugin step and click on the Debug (see Fig. 6).

Fig. 6

Step 11: After clicking on the Debug, dialog box will come up and specify the above downloaded log file and plugin assembly and click on the Start Plug-in Execution (see Fig. 7).

Fig. 7

Step 12: Now you are all set to debug your plugin code (see Fig. 8).

Fig. 8