diff --git a/process/blobHandler/process.js b/process/blobHandler/process.js
index 6092c676875883a3f54019b98a27bca2c61f86da..2f1900a43a0ef9d8db21c3958030e1864a3e6b50 100644
--- a/process/blobHandler/process.js
+++ b/process/blobHandler/process.js
@@ -11,7 +11,7 @@ import("system.vars");
  * This process uses the id of the dataset as filename.
  */
 
-var path = vars.get("$sys.serverdata") + "/binaryfiles/"
+var path = vars.get("$sys.serverdata") + "/binaryfiles/";
 var operation = null;
 
 switch (vars.get("$local.operation"))
@@ -27,9 +27,6 @@ switch (vars.get("$local.operation"))
         break;
     case "READ":
         operation = readBlob;
-        break;
-    default:
-        break;
 }
 
 if (operation) 
@@ -45,7 +42,7 @@ if (operation)
  */
 function createBlob (path, filename) 
 {
-    _writeBlob(path + filename )
+    _writeBlob(path + filename);
 }
 
 /*
@@ -56,7 +53,7 @@ function createBlob (path, filename)
  */
 function deleteBlob (path, filename) 
 {
-    fileIO.remove(path + filename );
+    fileIO.remove(path + filename);
 }
 
 /*
@@ -67,7 +64,7 @@ function deleteBlob (path, filename)
  */
 function updateBlob (path, filename) 
 {
-    _writeBlob(path + filename );
+    _writeBlob(path + filename);
 }
 
 /*
@@ -83,7 +80,7 @@ function readBlob (path, filename)
     var fullPath = path + filename;
     var fromWhereCond = new SqlBuilder(SqlUtils.getBinariesAlias()).from("ASYS_BINARIES").where("ASYS_BINARIES.ID", filename);
     
-    sqlHelper = new SqlMaskingUtils();
+    var sqlHelper = new SqlMaskingUtils();
     
     if (fileIO.exists(fullPath) && fileIO.canRead(fullPath))
     {
@@ -91,7 +88,7 @@ function readBlob (path, filename)
         result.string(blob);
     }
     //                      copy to reuse it inside of the if with other select field
-    else if (fromWhereCond.copy().select(sqlHelper.bindataLength("BINDATA")).cell() > 0)
+    else if (fromWhereCond.copy().select(sqlHelper.binDataLength("BINDATA")).cell() > 0)
     {
         blob = fromWhereCond.select("BINDATA").cell();
         result.string(blob);