I copied your code, and i can not see that error, however, instead of the;

Code:
@ INT_DISABLE   TMR1_INT

 '1 wire stuff

@ INT_ENABLE   TMR1_INT
try this;

Code:
    T1CON.0 = 0                   ; Turn OFF Timer1

 '1 wire stuff

    T1CON.0 = 1                   ; Turn ON Timer1