When a prisoner's 42 U.S.C. §1983 action is construed as a Petition for Writ of Mandamus, is it a 'civil action' within the scope of the Prison Litigation Reform Act requiring the subsequent fee payment requirement?

QUESTION(S) PRESENTED Q. When a prisoner's 42 U:S.C. §1983 action is construed as a Petition for Writ of Mandamus, is it a “civil action" within the scope of the Prison Litigation Reform Act requiring the subsequent fee payment requirement? : : QIs a prisoner’ barred by the doctrine of invited error from complaining of any error by the district court in applying the Prison Litigation Reform Act filing fee if he sought leave to proceed In Forma Pauperis PRIOR to the district courts decision to construe his 42 U.S.C §1983 action as a Petition for Writ of Mandamus? -i ;