Explain the software crisis from the user's point of view?

Details of Software crisis from the user's point of view - 

• Problem of different versions of software
• Security problems for protected data in software
• The customized software generally does not meet his total requirements
• Problems of virus
• Problem of software bugs, which comes to knowledge of customer after considerable data entry
• Certain software run only on specific operating system environment
• The problem of compatibility
• Problem in learning all the facilities provided by the software because companies gives only selective information in manual
• Certain software run and create files
• Software crisis develops when system memory requirement of software is more than the existing requirements and/or availability.