diff --git a/api/dataimport/for-trigger_test.go b/api/dataimport/for-trigger_test.go
index 39ce1297..784933e2 100644
--- a/api/dataimport/for-trigger_test.go
+++ b/api/dataimport/for-trigger_test.go
@@ -492,6 +492,24 @@ func Example_ImportForTrigger_Manual_SBU_NoAutoShare() {
 	// <nil>|{"id":"test1234sbu","title":"test1234sbu","dataTypes":[{"dataType":"SD_XRF","count":2520}],"instrument":"SBU_BREADBOARD","instrumentConfig":"StonyBrookBreadboard","meta":{"DriveID":"0","RTT":"","SCLK":"0","SOL":"","Site":"","SiteID":"0","Target":"","TargetID":"0"},"contentCounts":{"BulkSpectra":2,"DwellSpectra":0,"MaxSpectra":2,"NormalSpectra":2520,"PseudoIntensities":0},"creatorUserId":"SBUImport"}
 }
 
+/* Didnt get this working when the above was changed. Problem is this still generates the user name: SBUImport, so the
+   premise of the test fails because it doesn't end up with no user id at that point!
+func Test_ImportForTrigger_Manual_SBU_NoAutoShare_FailForPipeline(t *testing.T) {
+	remoteFS, log, envName, configBucket, datasetBucket, manualBucket, db := initTest("Manual_OK2", "", "")
+
+	trigger := `{
+	"datasetID": "test1234sbu",
+	"jobID": "dataimport-unittest123sbu"
+}`
+
+	_, err := ImportForTrigger([]byte(trigger), envName, configBucket, datasetBucket, manualBucket, db, log, remoteFS)
+
+	// Make sure we got the error
+	if !strings.HasSuffix(err.Error(), "Cannot work out groups to auto-share imported dataset with") {
+		t.Errorf("ImportForTrigger didnt return expected error")
+	}
+}
+*/
 // Import a breadboard dataset from manual uploaded zip file
 func Example_importForTrigger_Manual_EM() {
 	remoteFS, log, envName, configBucket, datasetBucket, manualBucket, db := initTest("ManualEM_OK", specialUserIds.PIXLISESystemUserId, "PIXLFMGroupId")
diff --git a/api/dataimport/internal/converterSelector/selector.go b/api/dataimport/internal/converterSelector/selector.go
index d75a1c12..c15c6356 100644
--- a/api/dataimport/internal/converterSelector/selector.go
+++ b/api/dataimport/internal/converterSelector/selector.go
@@ -50,6 +50,7 @@ func SelectDataConverter(localFS fileaccess.FileAccess, remoteFS fileaccess.File
 		}
 	*/
 	// Check if it's a PIXL FM style dataset
+	log.Infof("Checking path \"%v\" for PIXL FM structure...", importPath)
 	pathType, err := pixlfm.DetectPIXLFMStructure(importPath)
 	if len(pathType) > 0 && err == nil {
 		// We know it's a PIXL FM type dataset... it'll later be determined which one
@@ -75,10 +76,14 @@ func SelectDataConverter(localFS fileaccess.FileAccess, remoteFS fileaccess.File
 	var detectorFile dataimportModel.DetectorChoice
 	err = localFS.ReadJSON(detPath, "", &detectorFile, false)
 	if err == nil {
+		log.Infof("Loaded detector.json...")
+
 		// We found it, work out based on what's in there
 		if strings.HasSuffix(detectorFile.Detector, "-breadboard") {
+			log.Infof("Assuming breadboard dataset...")
 			return jplbreadboard.MSATestData{}, nil
 		} else if detectorFile.Detector == "pixl-em" {
+			log.Infof("Assuming PIXL EM dataset...")
 			return pixlem.PIXLEM{}, nil
 		}
 	} else {
diff --git a/api/dataimport/internal/converters/pixlfm/import.go b/api/dataimport/internal/converters/pixlfm/import.go
index 78f515aa..acb117f7 100644
--- a/api/dataimport/internal/converters/pixlfm/import.go
+++ b/api/dataimport/internal/converters/pixlfm/import.go
@@ -85,11 +85,13 @@ func (p PIXLFM) Import(importPath string, pseudoIntensityRangesPath string, data
 	rgbuImgDir := fileStructure{}
 	discoImgDir := fileStructure{}
 
+	log.Infof("Checking path \"%v\" for FM dataset type", importPath)
 	pathType, err := DetectPIXLFMStructure(importPath)
 	if err != nil {
 		return nil, "", err
 	}
 
+	log.Infof("Found path \"%v\" is of type %v", importPath, pathType)
 	if pathType == "DataDrive" {
 		// This is the official way we receive PIXL FM data from Mars
 		// We expect these directories to exist...
diff --git a/api/endpoints/Scan.go b/api/endpoints/Scan.go
index 84c49d05..34f1439a 100644
--- a/api/endpoints/Scan.go
+++ b/api/endpoints/Scan.go
@@ -51,6 +51,19 @@ func PutScanData(params apiRouter.ApiHandlerGenericParams) error {
 	s3PathStart := path.Join(filepaths.DatasetUploadRoot, scanId)
 
 	// NOTE: We overwrite any previous attempts without worry!
+	existing, err := params.Svcs.FS.ListObjects(destBucket, s3PathStart+"/")
+	if err == nil && len(existing) > 0 {
+		// Delete all that exists
+		msg := fmt.Sprintf("PutScan for \"%v\": Deleting existing file...\n", scanId)
+		for _, existingItem := range existing {
+			msg += existingItem + "\n"
+			if err := params.Svcs.FS.DeleteObject(destBucket, existingItem); err != nil {
+				return fmt.Errorf("Failed to delete: \"%v\", error: %v", existing, err)
+			}
+		}
+
+		params.Svcs.Log.Infof(msg)
+	}
 
 	// Read in body
 	zippedData, err := io.ReadAll(params.Request.Body)