Hi, Leslie,
As Ralph has pointed out, the "TablesV5.h" file must be in the same folder as the .ino file. If it is, opening the .ino file will pull the .h file in with it automatically, as long as the #include statement and the .h file names match.
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Regards,
Charlie
New Jersey, USA
SATTINGER¡¯S LAW: It works better if you plug it in.
EDWARD'S LAW: It works even better if you turn it on.