Forum Post: Is it a bug of report filed that quickly click the left and right button alternatively?

Hi All, I get some warning message that if I double click left button and one right click button of mouse, and currently version is: ic_6.18.240 how can I avoid this warning message Warning message is like: PARSER WARNING at line 1 column 39 of file *string* *WARNING* (Parser): illegal character '%' ignored hiReportSelectItems(form->field (list %2) t) ^ PARSER WARNING at line 1 column 39 of file *string* *WARNING* (Parser): illegal character '%' ignored and code: nodeList = list ('( "M2@200|GATE" ) '( "M2@199|GATE" ) '( "M2@198|GATE" ) '( "M2@197|GATE" ) '( "M2@196|GATE" ) '( "M2@195|GATE" )) procedure ( test1 () let ((field) field = hiCreateReportField ( ? name 'field ? choices nodeList ; ?callback "PENetlistBoxCB_1()" ? selectMode 'single ? headers list ( list ( "Node" 156 'left 'string t ) ) ) form = hiCreateLayoutForm ( 'form "quickly click left & right button" hiCreateVerticalBoxLayout ( 'formVbox ? scrollable t ? items list ( field ) ) ? initialSize '( 406 300 ) ? buttonLayout '(Empty (OK "okcb()" )(Cancel "cancelcb()" )) ) hiDisplayForm (form) ) ) test1 ()