hy Sudhanshu,
You Can Call Any T-code.
Example
You need to call 'VA03' TCODE THROUGH YOUR PROGRAMME.
Within Specific Condition IF,ELSE OR CASE any one of them.
you have to pass order no.
through your programme which is in 'Soreder' variable
going to va03 press f1 on oredr no
press technical information.
take Parameter id 'AUN'
SETPARAMETERID'AUN'FIELD Soreder.
CALLTRANSACTION'va03'ANDSKIPFIRSTSCREEN.
You Can Call T-Code
Inside Your Programme,
Thanks
Praveen