Contrib/METU-NCC/MAT101/Integrals/Linear_Subst1.pg

[mikeshulman]

Problem Seed: 123456

Displaying this problem gives the error

ERROR caught by Translator while processing problem file: Contrib/METU-NCC/MAT101/Integrals/Linear_Subst1.pg

ERRORS from evaluating PG file:
Can't call method "can" on an undefined value at line 395 of [PG]/macros/contexts/contextExtensions.pl
   from within context::Extensions::Super::super called at line 434 of [PG]/macros/contexts/contextExtensions.pl
   from within context::Extensions::Super::new called at line 50 of [PG]/lib/Parser.pm
   from within Parser::new called at line 28 of [PG]/lib/Value/Formula.pm
   from within Value::Formula::blank called at line 74 of [PG]/lib/Value/Formula.pm
   from within Value::Formula::bop called at line 95 of [PG]/lib/Value/Formula.pm
   from within Value::Formula::add called at line 851 of [PG]/lib/Value.pm
   from within Value::binOp called at line 857 of [PG]/lib/Value.pm
   from within Value::_add called at line 161 of Contrib/METU-NCC/MAT101/Integrals/Linear_Subst1.pg