It doesn't compile

Global symbol "$par1" requires explicit package name at
Global symbol "$par2" requires explicit package name at
Global symbol "$filename" requires explicit package name
Global symbol "$par1" requires explicit package name at
Global symbol "$par2" requires explicit package name at
Global symbol "$par3" requires explicit package name at
Global symbol "$filename" requires explicit package name
Global symbol "$array" requires explicit package name at
Global symbol "@array_resutlt" requires explicit package
Global symbol "%hash_resutlt" requires explicit package
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