bulebell

in the attachment，it show aerror，error code is A Case structure must have a case corresponding to every possible value of the selector. An easy way to fill this requirement is to specify a default case or cases whose selector values include ranges to or from infinity.

i can't understand where the error occur？thanks！

SCRIPT.vi

when i use this vi to read a txt file, the file is too big,and it overflow. in the diaplay window，it just show a little of the file. how can l handle with this problem? should i set a buff to solve it?

when i use configura port vi to control RS232, It show the error VISA (Hex 0xBFFFOO11). who can tell me what's meaning ? thanks