Template:User:Sarri.greek/recognizeaffix

Module:User:Sarri.greek/recognizeaffix {{#invoke:User:Sarri.greek/recognizeaffix|affix}}

Module error: The module returned a nil value. It is supposed to return an export table.

Why does it work at wikt:el:Template:recognizeaffix ? = wikt:el:Module:recognizeaffix

tests
write	expected	output
Template test
{{Template:User:Sarri.greek/recognizeaffix|-ία}}	suffix	suffix
{{Template:User:Sarri.greek/recognizeaffix|προ-}}	prefix	prefix
{{Template:User:Sarri.greek/recognizeaffix|-ό-}}	infix	infix
{{Template:User:Sarri.greek/recognizeaffix|λέξη}}	combining form	combining form
standalone test
{{#invoke:User:Sarri.greek/recognizeaffix|affix|-ία}}	suffix	suffix
{{#invoke:User:Sarri.greek/recognizeaffix|affix|προ-}}	prefix	prefix
{{#invoke:User:Sarri.greek/recognizeaffix|affix|-ο-}}	infix	infix
{{#invoke:User:Sarri.greek/recognizeaffix|affix|λεκτικός}}	combining form	combining form

test ifeq

this works. {{#ifeq:{{#if:{{{1|}}}|{{{1|}}}|{{PAGENAME}}}}|table|yes|no}}

• {{Template:User:Sarri.greek/recognizeaffix|table}}

  combining form

• {{Template:User:Sarri.greek/recognizeaffix|da}}

  combining form

• test at a pagename {{Template:User:Sarri.greek/recognizeaffix|{{PAGENAME}}}}

  combining form

• test at table {{Template:User:Sarri.greek/recognizeaffix}}

  FAIL