v2. Check for the
“obvious” problems
oVerify that the
inputs are as required -- case, syntax, etc.
;Are there 0-O 1-l
I-l or other substitution mistakes
oIf there are
multiple components or files in the buggy system, establish that
these are properly “connected”
oHas anything been
changed recently
oWhen there are
multiple inputs, does the order matter
oIn programming, are
all variables ...
;Declared
;Initialized