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avr timer interrupt problem

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i use mikroc compilier

when i use timer interrupt . when is there timer over flow the timer interrupt function is work.
but when avr cpu is return from interrupt function it's not return to the last programm adress(when intterupt is done)
but it start from beganing from the main code and this corrupted my code
 

Have you disabled the watchdog timer?

Post your code so that it can be examined.

BigDog
 

thank you the problem is solved the problem because i use delay_ms with timer interrupt
and this corrupted delay_ms time. thank you
 
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