I

Invalid Accelerator
An event parameter in the ACCELERATORS statement was not recognized or was more than two characters long.
Invalid Accelerator Type (ASCII or VIRTKEY)
The type parameter in the ACCELERATORS statement must contain either the ASCII or VIRTKEY value.
Invalid control character
A control character in the ACCELERATORS statement is invalid. A valid control character consists of a caret (^) followed by a single letter.
Invalid Control type
The control statement in a DIALOG statement must be one of the following: AUTO3STATE, AUTOCHECKBOX, AUTORADIOBUTTON, CHECKBOX, COMBOBOX, CONTROL, CTEXT, DEFPUSHBUTTON, EDITTEXT, GROUPBOX, ICON, LISTBOX, LTEXT, PUSHBOX, PUSHBUTTON, RADIOBUTTON, RTEXT, SCROLLBAR, STATE3.
Invalid directive in preprocessed RC file
The specified filename has an embedded newline character.
Invalid .EXE file
The executable (.EXE) file is invalid. Make sure that the linker created it correctly and that the file exists.
Invalid switch, option
An option used was invalid. For a list of the command-line options, use the rc /? command.
Invalid switch, too many -D switches
Too many -d options were specified. To define a large number of symbols, use the #include directive to include a file of definitions.
Invalid type
The resource type was not among the types defined in the include file.
Invalid usage. Use RC -? for Help
Make sure that you have at least one filename to work with. For a list of the command-line options, use the rc -? command.
I/O error reading file
Read failed. Since this is a generic routine, no specific filename is supplied.
I/O error seeking in file
Seeking in file failed. Since this is a generic routine, no specific filename is supplied.
I/O error writing file
Write failed. Since this is a generic routine, no specific filename is supplied.