fix Exception operation to work within or without spaces
fix Exception operation to work within or without spaces

fix #70

Former-commit-id: 39309730c52ffbb4b736050250375919c5b7c082
muslih/alfanous,muslih/alfanous,muslih/alfanous,muslih/alfanous,muslih/alfanous,muslih/alfanous,muslih/alfanous