From: Wolfgang Bangerth Date: Thu, 11 Mar 2021 10:59:11 +0000 (+0100) Subject: Improve an error message. X-Git-Tag: v9.3.0-rc1~341^2~1 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=25e45f6c5182de5016b0d1422e9dbcd47a19494f;p=dealii.git Improve an error message. --- diff --git a/source/lac/trilinos_sparse_matrix.cc b/source/lac/trilinos_sparse_matrix.cc index 0167dfc8b7..68718d448c 100644 --- a/source/lac/trilinos_sparse_matrix.cc +++ b/source/lac/trilinos_sparse_matrix.cc @@ -2215,7 +2215,12 @@ namespace TrilinosWrappers const_cast( tmp_result.trilinos_matrix())); # else - Assert("false", ExcMessage("This function requires EpetraExt.")); + Assert("false", + ExcMessage("This function requires that the Trilinos " + "installation found while running the deal.II " + "CMake scripts contains the optional Trilinos " + "package 'EpetraExt'. However, this optional " + "part of Trilinos was not found.")); # endif result.reinit(tmp_result.trilinos_matrix()); }