VB6.EXE – Application Error

When I pressed TAB key from the ActiveX, which will accept only numeric value, VB IDE throwing runtime error. Error details follows

VB6.EXE – Application Error

The instruction at “0x000e000e” referenced memory at “0x000e000e”. The memory could not be “read”.

Clik On OK to terminated the application
Clik on CANCEL to debug the Application

While Debugging, VC++ saying
Unhandled exception in VB6.exe : 0xC0000005 : Access violation