A. Firstly, please refer to this documentation: http://docs.materialssquare.com/v3_troubleshooting_en
And click on the job id (id: ####) on the Quantum Espresso module and click on the ‘job.stdout’ file in the file list. At the bottom of the file you will find a crash message giving a detailed reason for the calculation failure. Refer to the Troubleshooting documentation regarding the text of this crash message.