为什么我运行之后总是报这个错误?
ERROR: A character operand was found in the %EVAL function or %IF condition where a numeric operand is required. The condition was: &GSFT_StatGroup1 EQ 0 AND &GSFT_StatGroup2a EQ 0 AND
&GSFT_StatGroup2b EQ 0 AND &GSFT_StatGroup3 EQ 0 AND &GSFT_StatGroup4 EQ 0