diff --git a/Jenkinsfile b/Jenkinsfile
index 271b0d9..e58ec4c 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -11,7 +11,7 @@ pipeline {
       steps {
       /* calcolo numero versione... diverso x branch MASTER/DEVELOP */
       script {
-        withEnv(['NEXT_BUILD_NUMBER=688']) {
+        withEnv(['NEXT_BUILD_NUMBER=689']) {
           // env.versionNumber = VersionNumber(versionNumberString : '3.4.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true)
           env.versionNumber = VersionNumber(versionNumberString : '3.4.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true, overrideBuildsAllTime: '${NEXT_BUILD_NUMBER}')
           env.versionNumberBeta = VersionNumber(versionNumberString : '3.4.${BUILD_DATE_FORMATTED, "yyMM"}-beta.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true, overrideBuildsAllTime: '${NEXT_BUILD_NUMBER}')
diff --git a/SteamWareLib/fileMover.cs b/SteamWareLib/fileMover.cs
index 48489f9..edef464 100644
--- a/SteamWareLib/fileMover.cs
+++ b/SteamWareLib/fileMover.cs
@@ -774,7 +774,7 @@ namespace SteamWare
       setDirs(_path);
     }
     /// <summary>
-    /// imposta la dir di lavoro impostandola dal mapPath corretto della web app...
+    /// imposta la dir di lavoro impostandola dal mapPath corretto della web app... (come subfolder della web app)
     /// </summary>
     /// <param name="_path"></param>
     public void setDirectoryMapPath(string _path)
diff --git a/SteamWareLib/pdfUtils.cs b/SteamWareLib/pdfUtils.cs
index 0a2e02a..a2744e8 100644
--- a/SteamWareLib/pdfUtils.cs
+++ b/SteamWareLib/pdfUtils.cs
@@ -32,9 +32,13 @@ namespace SteamWare
         // copio ogni SINGOLA pagina
         foreach (var fileName in pdfInFileList)
         {
-          currPdfIn = PdfReader.Open(fileName, PdfDocumentOpenMode.Import);
-          CopyPages(currPdfIn, outPdf);
-
+          try
+          {
+            currPdfIn = PdfReader.Open(fileName, PdfDocumentOpenMode.Import);
+            CopyPages(currPdfIn, outPdf);
+          }
+          catch
+          { }
         }
         // salvo!
         outPdf.Save(pdfOutFilename);