diff --git a/src/DirManager.cpp b/src/DirManager.cpp
index eacfcd3ae..44f560377 100644
--- a/src/DirManager.cpp
+++ b/src/DirManager.cpp
@@ -875,7 +875,7 @@ wxFileNameWrapper DirManager::MakeBlockFilePath(const wxString &value) {
 
       if(!dir.DirExists() && !dir.Mkdir(0777,wxPATH_MKDIR_FULL))
       { // need braces to avoid compiler warning about ambiguous else, see the macro
-         wxLogSysError(_("mkdir in DirManager::MakeBlockFilePath failed."));
+         wxLogSysError(wxT("mkdir in DirManager::MakeBlockFilePath failed."));
       }
    }
    return dir;
@@ -906,7 +906,7 @@ bool DirManager::AssignFile(wxFileNameWrapper &fileName,
          wxString collision;
          checkit.GetFirst(&collision,filespec);
 
-         wxLogWarning(_("Audacity found an orphan block file: %s. \nPlease consider saving and reloading the project to perform a complete project check."),
+         wxLogWarning(wxT("Audacity found an orphan block file: %s. \nPlease consider saving and reloading the project to perform a complete project check."),
                       collision);
 
          return FALSE;
@@ -1495,7 +1495,7 @@ bool DirManager::EnsureSafeFilename(const wxFileName &fName)
    wxFile testFile(renamedFullPath, wxFile::write);
    if (!testFile.IsOpened()) {
       { // need braces to avoid compiler warning about ambiguous else, see the macro
-         wxLogSysError(_("Unable to open/create test file."),
+         wxLogSysError(wxT("Unable to open/create test file."),
                renamedFullPath);
       }
       return false;
@@ -1507,7 +1507,7 @@ bool DirManager::EnsureSafeFilename(const wxFileName &fName)
    if (!wxRemoveFile(renamedFullPath)) {
       { // need braces to avoid compiler warning about ambiguous else, see the macro
          /* i18n-hint: %s is the name of a file.*/
-         wxLogSysError(_("Unable to remove '%s'."),
+         wxLogSysError(wxT("Unable to remove '%s'."),
             renamedFullPath);
       }
       return false;
@@ -1548,7 +1548,7 @@ bool DirManager::EnsureSafeFilename(const wxFileName &fName)
          // just in case!!!
 
          // Print error message and cancel the export
-         wxLogSysError(_("Unable to rename '%s' to '%s'."),
+         wxLogSysError(wxT("Unable to rename '%s' to '%s'."),
                        fullPath,
                        renamedFullPath);
 
@@ -1619,7 +1619,7 @@ void DirManager::FindMissingAliasFiles(
    iter = missingAliasFilesPathHash.begin();
    while (iter != missingAliasFilesPathHash.end())
    {
-      wxLogWarning(_("Missing aliased audio file: '%s'"), iter->first);
+      wxLogWarning(wxT("Missing aliased audio file: '%s'"), iter->first);
       ++iter;
    }
 }
@@ -1643,7 +1643,7 @@ void DirManager::FindMissingAUFs(
             if (!fileName.FileExists())
             {
                missingAUFHash[key] = b;
-               wxLogWarning(_("Missing alias (.auf) block file: '%s'"),
+               wxLogWarning(wxT("Missing alias (.auf) block file: '%s'"),
                             fileName.GetFullPath());
             }
          }
@@ -1673,7 +1673,7 @@ void DirManager::FindMissingAUs(
                 wxFile{ path }.Length() == 0)
             {
                missingAUHash[key] = b;
-               wxLogWarning(_("Missing data block file: '%s'"), path);
+               wxLogWarning(wxT("Missing data block file: '%s'"), path);
             }
          }
       }
@@ -1716,7 +1716,7 @@ void DirManager::FindOrphanBlockFiles(
       }
    }
    for ( const auto &orphan : orphanFilePathArray )
-      wxLogWarning(_("Orphan block file: '%s'"), orphan);
+      wxLogWarning(wxT("Orphan block file: '%s'"), orphan);
 }
 
 
diff --git a/src/ModuleManager.cpp b/src/ModuleManager.cpp
index 546420cb4..eaa681bd9 100755
--- a/src/ModuleManager.cpp
+++ b/src/ModuleManager.cpp
@@ -112,7 +112,7 @@ bool Module::Load()
       auto Error = wxString(wxSysErrorMsg());
       AudacityMessageBox(XO("Unable to load the \"%s\" module.\n\nError: %s").Format(ShortName, Error),
                          XO("Module Unsuitable"));
-      wxLogMessage(_("Unable to load the module \"%s\". Error: %s").Format(mName, Error));
+      wxLogMessage(wxT("Unable to load the module \"%s\". Error: %s"), mName, Error);
       return false;
    }
 
@@ -123,7 +123,7 @@ bool Module::Load()
          XO("The module \"%s\" does not provide a version string.\n\nIt will not be loaded.")
             .Format( ShortName),
          XO("Module Unsuitable"));
-      wxLogMessage(wxString::Format(_("The module \"%s\" does not provide a version string. It will not be loaded."), mName));
+      wxLogMessage(wxT("The module \"%s\" does not provide a version string. It will not be loaded."), mName);
       mLib->Unload();
       return false;
    }
@@ -134,7 +134,7 @@ bool Module::Load()
          XO("The module \"%s\" is matched with Audacity version \"%s\".\n\nIt will not be loaded.")
             .Format(ShortName, moduleVersion),
          XO("Module Unsuitable"));
-      wxLogMessage(wxString::Format(_("The module \"%s\" is matched with Audacity version \"%s\". It will not be loaded."), mName, moduleVersion));
+      wxLogMessage(wxT("The module \"%s\" is matched with Audacity version \"%s\". It will not be loaded."), mName, moduleVersion);
       mLib->Unload();
       return false;
    }
@@ -159,7 +159,7 @@ bool Module::Load()
    AudacityMessageBox(
       XO("The module \"%s\" failed to initialize.\n\nIt will not be loaded.").Format(ShortName),
       XO("Module Unsuitable"));
-   wxLogMessage(wxString::Format(_("The module \"%s\" failed to initialize.\nIt will not be loaded."), mName));
+   wxLogMessage(wxT("The module \"%s\" failed to initialize.\nIt will not be loaded."), mName);
    mLib->Unload();
 
    return false;
@@ -342,7 +342,7 @@ void ModuleManager::Initialize(CommandHandler &cmdHandler)
             AudacityMessageBox(
                XO("The module \"%s\" does not provide any of the required functions.\n\nIt will not be loaded.").Format(ShortName),
                XO("Module Unsuitable"));
-            wxLogMessage(wxString::Format(_("The module \"%s\" does not provide any of the required functions. It will not be loaded."), files[i]));
+            wxLogMessage(wxT("The module \"%s\" does not provide any of the required functions. It will not be loaded."), files[i]);
             module->Unload();
          }
          else
diff --git a/src/ProjectFSCK.cpp b/src/ProjectFSCK.cpp
index aabd106d3..1c9f8f7f6 100644
--- a/src/ProjectFSCK.cpp
+++ b/src/ProjectFSCK.cpp
@@ -168,7 +168,7 @@ XO("Project check of \"%s\" folder \
             ++iter;
          }
          if ((action == 2) && bAutoRecoverMode)
-            wxLogWarning(_("   Project check replaced missing aliased file(s) with silence."));
+            wxLogWarning(wxT("   Project check replaced missing aliased file(s) with silence."));
       }
    }
 
@@ -240,7 +240,7 @@ XO("Project check of \"%s\" folder \
             ++iter;
          }
          if ((action == 0) && bAutoRecoverMode)
-            wxLogWarning(_("   Project check regenerated missing alias summary file(s)."));
+            wxLogWarning(wxT("   Project check regenerated missing alias summary file(s)."));
       }
    }
 
@@ -316,7 +316,7 @@ XO("Project check of \"%s\" folder \
             ++iter;
          }
          if ((action == 2) && bAutoRecoverMode)
-            wxLogWarning(_("   Project check replaced missing audio data block file(s) with silence."));
+            wxLogWarning(wxT("   Project check replaced missing audio data block file(s) with silence."));
       }
    }
 
@@ -332,7 +332,7 @@ XO("Project check of \"%s\" folder \
       // They will be deleted when project is saved the first time.
       if (bAutoRecoverMode)
       {
-         wxLogWarning(_("   Project check ignored orphan block file(s). They will be deleted when project is saved."));
+         wxLogWarning(wxT("   Project check ignored orphan block file(s). They will be deleted when project is saved."));
          action = 1;
       }
       else
@@ -391,7 +391,7 @@ other projects. \
          !missingAUHash.empty() ||
          !orphanFilePathArray.empty())
    {
-      wxLogWarning(_("Project check found file inconsistencies inspecting the loaded project data."));
+      wxLogWarning(wxT("Project check found file inconsistencies inspecting the loaded project data."));
       wxLog::FlushActive(); // Flush is modal and will clear the log (both desired).
 
       // In auto-recover mode, we didn't do any ShowMultiDialog calls above, so put up an alert.
diff --git a/src/effects/VST/VSTEffect.cpp b/src/effects/VST/VSTEffect.cpp
index d5c9050cb..0dc2601ab 100644
--- a/src/effects/VST/VSTEffect.cpp
+++ b/src/effects/VST/VSTEffect.cpp
@@ -542,7 +542,7 @@ unsigned VSTEffectsModule::DiscoverPluginsAtPath(
       }
       catch (...)
       {
-         wxLogMessage(_("VST plugin registration failed for %s\n"), path);
+         wxLogMessage(wxT("VST plugin registration failed for %s\n"), path);
          error = true;
       }
 
@@ -2176,7 +2176,7 @@ bool VSTEffect::Load()
    }
    catch (...)
    {
-      wxLogMessage(_("VST plugin initialization failed\n"));
+      wxLogMessage(wxT("VST plugin initialization failed\n"));
       mAEffect = NULL;
    }
 
diff --git a/src/effects/audiounits/AudioUnitEffect.cpp b/src/effects/audiounits/AudioUnitEffect.cpp
index 2faa3d994..739a80c35 100644
--- a/src/effects/audiounits/AudioUnitEffect.cpp
+++ b/src/effects/audiounits/AudioUnitEffect.cpp
@@ -1827,7 +1827,7 @@ void AudioUnitEffect::ExportPresets()
 
    if (!fn.Mkdir(fn.GetFullPath(), 0755, wxPATH_MKDIR_FULL))
    {
-      wxLogError(_("Couldn't create the \"%s\" directory").Format(fn.GetPath()));
+      wxLogError(wxT("Couldn't create the \"%s\" directory"), fn.GetPath());
       return;
    }
 
diff --git a/src/effects/lv2/LV2Effect.cpp b/src/effects/lv2/LV2Effect.cpp
index c020589d1..e578a2e3f 100755
--- a/src/effects/lv2/LV2Effect.cpp
+++ b/src/effects/lv2/LV2Effect.cpp
@@ -1131,7 +1131,7 @@ size_t LV2Effect::ProcessBlock(float **inbuf, float **outbuf, size_t size)
             else
             {
                zix_ring_skip(ring, atom.size);
-               wxLogError(_("LV2 sequence buffer overflow"));
+               wxLogError(wxT("LV2 sequence buffer overflow"));
             }
          }
 
@@ -1303,7 +1303,7 @@ bool LV2Effect::RealtimeProcessStart()
             else
             {
                zix_ring_skip(ring, atom.size);
-               wxLogError(_("LV2 sequence buffer overflow"));
+               wxLogError(wxT("LV2 sequence buffer overflow"));
             }
          }
          lv2_atom_forge_pop(&mForge, &seqFrame);
@@ -1911,7 +1911,7 @@ bool LV2Effect::CheckFeatures(const LilvNode *subject, const LilvNode *predicate
             {
                if (required)
                {
-                  wxLogError(_("%s requires unsupported feature %s"), lilv_node_as_string(lilv_plugin_get_uri(mPlug)), uri);
+                  wxLogError(wxT("%s requires unsupported feature %s"), lilv_node_as_string(lilv_plugin_get_uri(mPlug)), uri);
                   printf(_("%s requires unsupported feature %s\n"), lilv_node_as_string(lilv_plugin_get_uri(mPlug)), uri);
                   break;
                }
@@ -1975,7 +1975,7 @@ bool LV2Effect::CheckOptions(const LilvNode *subject, const LilvNode *predicate,
             {
                if (required)
                {
-                  wxLogError(_("%s requires unsupported option %s"), lilv_node_as_string(lilv_plugin_get_uri(mPlug)), uri);
+                  wxLogError(wxT("%s requires unsupported option %s"), lilv_node_as_string(lilv_plugin_get_uri(mPlug)), uri);
                   printf(_("%s requires unsupported option %s\n"), lilv_node_as_string(lilv_plugin_get_uri(mPlug)), uri);
                   break;
                }
@@ -2823,7 +2823,7 @@ void LV2Effect::OnIdle(wxIdleEvent &evt)
             else
             {
                zix_ring_skip(ring, atom->size);
-               wxLogError(_("LV2 sequence buffer overflow"));
+               wxLogError(wxT("LV2 sequence buffer overflow"));
             }
          }
          free(atom);
diff --git a/src/effects/nyquist/Nyquist.cpp b/src/effects/nyquist/Nyquist.cpp
index a54baf7e0..ab54cf108 100644
--- a/src/effects/nyquist/Nyquist.cpp
+++ b/src/effects/nyquist/Nyquist.cpp
@@ -1379,7 +1379,7 @@ bool NyquistEffect::ProcessOne()
    const auto output = mDebugOutput.Translation();
    if (!output.empty() && !mDebug && !mTrace) {
       /* i18n-hint: An effect "returned" a message.*/
-      wxLogMessage(_("\'%s\' returned:\n%s"),
+      wxLogMessage(wxT("\'%s\' returned:\n%s"),
          mName.Translation(), output);
    }
 
@@ -2166,7 +2166,7 @@ bool NyquistEffect::Parse(
             else
             {
                wxString str;
-               str.Printf(_("Bad Nyquist 'control' type specification: '%s' in plug-in file '%s'.\nControl not created."),
+               str.Printf(wxT("Bad Nyquist 'control' type specification: '%s' in plug-in file '%s'.\nControl not created."),
                         tokens[3], mFileName.GetFullPath());
 
                // Too disturbing to show alert before Audacity frame is up.