Why did civil disobedience movement failed?

In 1929 lahore congress launch a program known as civil disobedience. It was authorised for the working committee. Mahatma Gandhi was also fully involved will full manpower to launch the civil disobedience movement. After Gandhi's meeting with Lord Irwin he gave him his last ultimatum by 31st January 1930. Once it was ignored by him, Gandhi launched civil disobedience movement.

The main reason of this movement that time was the world wide economic depression during the era of 1929-1930. Young congress leaders was not sitting idle. This was a reason that Gandhi ji felt the necessity to launch the movement.

The main stress was given to avoid the foreign product. In eastern India the chowkidari tax was refused badly by the common people. This movement was in fire in UP, Tamil Nadu, Assam, Andhra Pradesh.