diff --git a/src/VTK/dump_vtk.cpp b/src/VTK/dump_vtk.cpp
index 00bd451fb0..172a092629 100644
--- a/src/VTK/dump_vtk.cpp
+++ b/src/VTK/dump_vtk.cpp
@@ -299,7 +299,7 @@ int DumpVTK::count()
   if (ncompute) {
     for (i = 0; i < ncompute; i++) {
       if (!compute[i]->is_initialized())
-        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialized by a run",
+        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialization by a run",
           compute[i]->id);
       if (!(compute[i]->invoked_flag & Compute::INVOKED_PERATOM)) {
         compute[i]->compute_peratom();
diff --git a/src/dump_custom.cpp b/src/dump_custom.cpp
index 570ddd104f..1e60295bbe 100644
--- a/src/dump_custom.cpp
+++ b/src/dump_custom.cpp
@@ -564,7 +564,7 @@ int DumpCustom::count()
   if (ncompute) {
     for (i = 0; i < ncompute; i++) {
       if (!compute[i]->is_initialized())
-        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialized by a run",
+        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialization by a run",
           compute[i]->id);
       if (!(compute[i]->invoked_flag & Compute::INVOKED_PERATOM)) {
         compute[i]->compute_peratom();
diff --git a/src/dump_grid.cpp b/src/dump_grid.cpp
index 24f2586568..3c10aa9083 100644
--- a/src/dump_grid.cpp
+++ b/src/dump_grid.cpp
@@ -529,7 +529,7 @@ int DumpGrid::count()
   if (ncompute) {
     for (i = 0; i < ncompute; i++) {
       if (!compute[i]->is_initialized())
-        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialized by a run",
+        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialization by a run",
           compute[i]->id);
       if (!(compute[i]->invoked_flag & Compute::INVOKED_PERGRID)) {
         compute[i]->compute_pergrid();
diff --git a/src/dump_image.cpp b/src/dump_image.cpp
index 530e19a04c..1ba433f93f 100644
--- a/src/dump_image.cpp
+++ b/src/dump_image.cpp
@@ -669,7 +669,7 @@ void DumpImage::write()
     if (grid_compute) {
       if (!grid_compute->is_initialized())
         error->all(FLERR,"Grid compute ID {} used in dump image cannot be invoked "
-                   "before initialized by a run", grid_compute->id);
+                   "before initialization by a run", grid_compute->id);
       if (!(grid_compute->invoked_flag & Compute::INVOKED_PERGRID)) {
         grid_compute->compute_pergrid();
         grid_compute->invoked_flag |= Compute::INVOKED_PERGRID;
diff --git a/src/dump_local.cpp b/src/dump_local.cpp
index e81ab0590f..9695e152b2 100644
--- a/src/dump_local.cpp
+++ b/src/dump_local.cpp
@@ -330,7 +330,7 @@ int DumpLocal::count()
   if (ncompute) {
     for (i = 0; i < ncompute; i++) {
       if (!compute[i]->is_initialized())
-        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialized by a run",
+        error->all(FLERR,"Dump compute ID {} cannot be invoked before initialization by a run",
           compute[i]->id);
       if (!(compute[i]->invoked_flag & Compute::INVOKED_LOCAL)) {
         compute[i]->compute_local();
diff --git a/src/thermo.cpp b/src/thermo.cpp
index bdf2b8cf7b..a8442d42db 100644
--- a/src/thermo.cpp
+++ b/src/thermo.cpp
@@ -1135,7 +1135,7 @@ void Thermo::check_temp(const std::string &keyword)
     error->all(FLERR, "Thermo keyword {} in variable requires thermo to use/init temperature",
                keyword);
   if (!temperature->is_initialized())
-    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialized by run",keyword);
+    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialization by a run",keyword);
   if (!(temperature->invoked_flag & Compute::INVOKED_SCALAR)) {
     temperature->compute_scalar();
     temperature->invoked_flag |= Compute::INVOKED_SCALAR;
@@ -1154,7 +1154,7 @@ void Thermo::check_pe(const std::string &keyword)
     error->all(FLERR, "Thermo keyword {} in variable requires thermo to use/init potential energy",
                keyword);
   if (!pe->is_initialized())
-    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialized by run",keyword);
+    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialization by a run",keyword);
   if (!(pe->invoked_flag & Compute::INVOKED_SCALAR)) {
     pe->compute_scalar();
     pe->invoked_flag |= Compute::INVOKED_SCALAR;
@@ -1170,7 +1170,7 @@ void Thermo::check_press_scalar(const std::string &keyword)
   if (!pressure)
     error->all(FLERR, "Thermo keyword {} in variable requires thermo to use/init press", keyword);
   if (!pressure->is_initialized())
-    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialized by run",keyword);
+    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialization by a run",keyword);
   if (!(pressure->invoked_flag & Compute::INVOKED_SCALAR)) {
     pressure->compute_scalar();
     pressure->invoked_flag |= Compute::INVOKED_SCALAR;
@@ -1186,7 +1186,7 @@ void Thermo::check_press_vector(const std::string &keyword)
   if (!pressure)
     error->all(FLERR, "Thermo keyword {} in variable requires thermo to use/init press", keyword);
   if (!pressure->is_initialized())
-    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialized by run",keyword);
+    error->all(FLERR,"Thermo keyword {} cannot be invoked before initialization by a run",keyword);
   if (!(pressure->invoked_flag & Compute::INVOKED_VECTOR)) {
     pressure->compute_vector();
     pressure->invoked_flag |= Compute::INVOKED_VECTOR;
diff --git a/src/variable.cpp b/src/variable.cpp
index 7cbd43b7c6..cf2e5c3b6f 100644
--- a/src/variable.cpp
+++ b/src/variable.cpp
@@ -1506,7 +1506,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
         if (nbracket == 0 && compute->scalar_flag && lowercase) {
 
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_SCALAR)) {
             compute->compute_scalar();
             compute->invoked_flag |= Compute::INVOKED_SCALAR;
@@ -1528,7 +1529,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
               compute->size_vector_variable == 0)
             print_var_error(FLERR,"Variable formula compute vector is accessed out-of-range",ivar,0);
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_VECTOR)) {
             compute->compute_vector();
             compute->invoked_flag |= Compute::INVOKED_VECTOR;
@@ -1554,7 +1556,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
           if (index2 > compute->size_array_cols)
             print_var_error(FLERR,"Variable formula compute array is accessed out-of-range",ivar,0);
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_ARRAY)) {
             compute->compute_array();
             compute->invoked_flag |= Compute::INVOKED_ARRAY;
@@ -1581,7 +1584,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
           if (compute->size_vector == 0)
             print_var_error(FLERR,"Variable formula compute vector is zero length",ivar);
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_VECTOR)) {
             compute->compute_vector();
             compute->invoked_flag |= Compute::INVOKED_VECTOR;
@@ -1605,7 +1609,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
           if (compute->size_array_rows == 0)
             print_var_error(FLERR,"Variable formula compute array is zero length",ivar);
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_ARRAY)) {
             compute->compute_array();
             compute->invoked_flag |= Compute::INVOKED_ARRAY;
@@ -1624,7 +1629,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
                    compute->size_peratom_cols == 0) {
 
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_PERATOM)) {
             compute->compute_peratom();
             compute->invoked_flag |= Compute::INVOKED_PERATOM;
@@ -1641,7 +1647,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
           if (index2 > compute->size_peratom_cols)
             print_var_error(FLERR,"Variable formula compute array is accessed out-of-range",ivar,0);
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_PERATOM)) {
             compute->compute_peratom();
             compute->invoked_flag |= Compute::INVOKED_PERATOM;
@@ -1664,7 +1671,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
           if (treetype == VECTOR)
             print_var_error(FLERR,"Per-atom compute in vector-style variable formula",ivar);
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_PERATOM)) {
             compute->compute_peratom();
             compute->invoked_flag |= Compute::INVOKED_PERATOM;
@@ -1688,7 +1696,8 @@ double Variable::evaluate(char *str, Tree **tree, int ivar)
           if (index1 > compute->size_peratom_cols)
             print_var_error(FLERR,"Variable formula compute array is accessed out-of-range",ivar,0);
           if (!compute->is_initialized())
-            print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+            print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                            "initialization by a run",ivar);
           if (!(compute->invoked_flag & Compute::INVOKED_PERATOM)) {
             compute->compute_peratom();
             compute->invoked_flag |= Compute::INVOKED_PERATOM;
@@ -4164,7 +4173,8 @@ int Variable::special_function(char *word, char *contents, Tree **tree, Tree **t
       }
       if (index == 0 && compute->vector_flag) {
         if (!compute->is_initialized())
-          print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+          print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                          "initialization by a run",ivar);
         if (!(compute->invoked_flag & Compute::INVOKED_VECTOR)) {
           compute->compute_vector();
           compute->invoked_flag |= Compute::INVOKED_VECTOR;
@@ -4175,7 +4185,8 @@ int Variable::special_function(char *word, char *contents, Tree **tree, Tree **t
         if (index > compute->size_array_cols)
           print_var_error(FLERR,"Variable formula compute array is accessed out-of-range",ivar,0);
         if (!compute->is_initialized())
-          print_var_error(FLERR,"Variable formula compute cannot be invoked before initialized by run",ivar);
+          print_var_error(FLERR,"Variable formula compute cannot be invoked before "
+                          "initialization by a run",ivar);
         if (!(compute->invoked_flag & Compute::INVOKED_ARRAY)) {
           compute->compute_array();
           compute->invoked_flag |= Compute::INVOKED_ARRAY;