The template Template:acm-conj does not use the parameter(s):
imp-2nd-p=ا{{{1}}}{{{2}}}{{{3}}}و
imp-2nd-ptr=o{{{4}}}{{{5}}}o{{{6}}}u
past-2nd-p={{{1}}}{{{2}}}{{{3}}}تو
past-2nd-ptr={{{4}}}a{{{5}}}a{{{6}}}tu
past-3rd-p={{{1}}}{{{2}}}{{{3}}}و
past-3rd-ptr={{{4}}}a{{{5}}}a{{{6}}}u
pres-2nd-p=ت{{{1}}}{{{2}}}{{{3}}}و
pres-2nd-ptr=to{{{4}}}{{{5}}}o{{{6}}}u
pres-3rd-p=ي{{{1}}}{{{2}}}{{{3}}}و
pres-3rd-ptr=yo{{{4}}}{{{5}}}o{{{6}}}u
Please see Module:checkparams for help with this warning.

    Conjugation of {{{1}}}{{{2}}}{{{3}}} ({{{4}}}a{{{5}}}a{{{6}}})
singular plural
1st person 2nd person 3rd person 1st person 2nd person 3rd person
past m {{{1}}}{{{2}}}{{{3}}}ت ({{{4}}}a{{{5}}}a{{{6}}}t) {{{1}}}{{{2}}}{{{3}}}ت ({{{4}}}a{{{5}}}a{{{6}}}t) {{{1}}}{{{2}}}{{{3}}} ({{{4}}}a{{{5}}}a{{{6}}}) {{{1}}}{{{2}}}{{{3}}}نا ({{{4}}}a{{{5}}}a{{{6}}}na) {{{past-2nd-pm}}} ({{{past-2nd-pmtr}}}) {{{past-3rd-pm}}} ({{{past-3rd-pmtr}}})
f {{{1}}}{{{2}}}{{{3}}}تي ({{{4}}}a{{{5}}}a{{{6}}}ti) {{{1}}}{{{2}}}{{{3}}}ت ({{{4}}}a{{{5}}}{{{6}}}at) {{{past-2nd-pf}}} ({{{past-2nd-pftr}}}) {{{past-3rd-pf}}} ({{{past-3rd-pftr}}})
present m أ{{{1}}}{{{2}}}{{{3}}} (ʔa{{{4}}}{{{5}}}o{{{6}}}) ت{{{1}}}{{{2}}}{{{3}}} (to{{{4}}}{{{5}}}o{{{6}}}) ي{{{1}}}{{{2}}}{{{3}}} (yo{{{4}}}{{{5}}}o{{{6}}}) ن{{{1}}}{{{2}}}{{{3}}} (no{{{4}}}{{{5}}}o{{{6}}}) {{{pres-2nd-pm}}} ({{{pres-2nd-pmtr}}}) {{{pres-3rd-pm}}} ({{{pres-3rd-pmtr}}})
f ت{{{1}}}{{{2}}}{{{3}}}ي (to{{{4}}}{{{5}}}o{{{6}}}i) ت{{{1}}}{{{2}}}{{{3}}} (to{{{4}}}{{{5}}}o{{{6}}}) {{{pres-2nd-pf}}} ({{{pres-2nd-pftr}}}) {{{pres-3rd-pf}}} ({{{pres-3rd-pftr}}})
imperative m ا{{{1}}}{{{2}}}{{{3}}} (o{{{4}}}{{{5}}}o{{{6}}}) {{{imp-2nd-pm}}} ({{{imp-2nd-pmtr}}})
f ا{{{1}}}{{{2}}}{{{3}}}ي (o{{{4}}}{{{5}}}o{{{6}}}i) {{{imp-2nd-pf}}} ({{{imp-2nd-pftr}}})