diff --git a/src/functionObjects/field/streamLine/streamLineBase.C b/src/functionObjects/field/streamLine/streamLineBase.C
index eb73a2c771..495fe2cf5b 100644
--- a/src/functionObjects/field/streamLine/streamLineBase.C
+++ b/src/functionObjects/field/streamLine/streamLineBase.C
@@ -735,7 +735,7 @@ bool Foam::functionObjects::streamLineBase::writeToFile()
 
                 forAll(allScalars_, scalari)
                 {
-                    DynamicList<scalarList>& allTrackVals = allScalars_[scalari];
+                    auto& allTrackVals = allScalars_[scalari];
                     scalarValues[scalari].resize(nTracks);
 
                     forAll(allTrackVals, tracki)
@@ -768,7 +768,7 @@ bool Foam::functionObjects::streamLineBase::writeToFile()
 
                 forAll(allVectors_, vectori)
                 {
-                    DynamicList<vectorList>& allTrackVals = allVectors_[vectori];
+                    auto& allTrackVals = allVectors_[vectori];
                     vectorValues[vectori].setSize(nTracks);
 
                     forAll(allTrackVals, tracki)
@@ -789,7 +789,7 @@ bool Foam::functionObjects::streamLineBase::writeToFile()
 
                     outputFileNames.insert
                     (
-                        scalarNames_[i],
+                        vectorNames_[i],
                         time_.relativePath(outFile, true)
                     );
                 }
diff --git a/src/sampling/probes/probes.C b/src/sampling/probes/probes.C
index 9cbe85beee..849803e57a 100644
--- a/src/sampling/probes/probes.C
+++ b/src/sampling/probes/probes.C
@@ -87,7 +87,8 @@ void Foam::probes::createProbeFiles(const wordList& fieldNames)
             mesh_.time().globalPath()
           / functionObject::outputPrefix
           / probeSubDir
-          / mesh_.time().timeName()
+            // Use startTime as the instance for output files
+          / mesh_.time().timeName(mesh_.time().startTime().value())
         );
         probeDir.clean();  // Remove unneeded ".."
 
diff --git a/src/sampling/sampledSet/sampledSets/sampledSets.C b/src/sampling/sampledSet/sampledSets/sampledSets.C
index 34900be083..22a103472d 100644
--- a/src/sampling/sampledSet/sampledSets/sampledSets.C
+++ b/src/sampling/sampledSet/sampledSets/sampledSets.C
@@ -99,7 +99,8 @@ Foam::OFstream* Foam::sampledSets::createProbeFile(const word& fieldName)
             mesh_.time().globalPath()
           / functionObject::outputPrefix
           / probeSubDir
-          / mesh_.time().timeName()
+            // Use startTime as the instance for output files
+          / mesh_.time().timeName(mesh_.time().startTime().value())
         );
         probeDir.clean();  // Remove unneeded ".."