diff --git a/Libs/CMS_CORE_Library.dll b/Libs/CMS_CORE_Library.dll
index d2ed74f7..28560c0b 100644
Binary files a/Libs/CMS_CORE_Library.dll and b/Libs/CMS_CORE_Library.dll differ
diff --git a/Step.Config/Config/serverConfig.xml b/Step.Config/Config/serverConfig.xml
index ec1bcc1e..6536bb0a 100644
--- a/Step.Config/Config/serverConfig.xml
+++ b/Step.Config/Config/serverConfig.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <serverConfig>
   <ncConfig>
-    <ncVendor>DEMO</ncVendor> <!-- NO_NC/DEMO/FANUC/SIEMENS/OSAI -->
+    <ncVendor>SIEMENS</ncVendor> <!-- NO_NC/DEMO/FANUC/SIEMENS/OSAI -->
     <showNcHMI>true</showNcHMI>
     <ncIpAddress>localhost</ncIpAddress>
     <ncPort>8080</ncPort>
diff --git a/Step/Controllers/WebApi/NcFileController.cs b/Step/Controllers/WebApi/NcFileController.cs
index 0f1933d3..aab82083 100644
--- a/Step/Controllers/WebApi/NcFileController.cs
+++ b/Step/Controllers/WebApi/NcFileController.cs
@@ -1,119 +1,112 @@
-using Step.Model.DTOModels;
-using Step.NC;
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Net;
-using System.Net.Http;
-using System.Net.Http.Headers;
-using System.Text;
-using System.Threading;
-using System.Threading.Tasks;
-using System.Web.Http;
-using static CMS_CORE_Library.DataStructures;
-
-namespace Step.Controllers.WebApi
-{
-
-    [RoutePrefix("api/file_manager")]
-
-    public class NcFileController : ApiController
-    {
-        
-        [Route("files"), HttpGet]
-        public IHttpActionResult GetFileList(string filePath = "")
-        {
-            using (NcHandler ncHandler = new NcHandler())
-            {
-                ncHandler.Connect();
-
-                CmsError cmsError = ncHandler.GetFileList(filePath, out List<PreviewFileModel> fileList);
-                if (cmsError.IsError())
-                    return BadRequest(cmsError.localizationKey);
-
-                return Ok(fileList);
-            }
-        }
-
-
-        [Route("file/info"), HttpGet]
-        public IHttpActionResult GetFileInfo([FromUri]string filePath)
-        {
-            using (NcHandler ncHandler = new NcHandler())
-            {
-                ncHandler.Connect();
-
-                CmsError cmsError = ncHandler.GetFileInfo(filePath, out InfoFile fileInfo);
-                if (cmsError.IsError())
-                    return BadRequest(cmsError.localizationKey);
-
-                return Ok(fileInfo);
-            }
-        }
-
-        [Route("file/active"), HttpPut]
-        public IHttpActionResult SetActiveProgram([FromUri]string filePath)
-        {
-            using (NcHandler ncHandler = new NcHandler())
-            {
-                ncHandler.Connect();
-
-                CmsError cmsError = ncHandler.SetActiveProgramInfo(filePath, out DTOActiveProgramDataModel fileInfo);
-                if (cmsError.IsError())
-                    return BadRequest(cmsError.localizationKey);
-
-                return Ok(fileInfo);
-            }
-        }
-
-        [Route("file/deactivate"), HttpPut]
-        public IHttpActionResult DeactivateProgram()
-        {
-            using (NcHandler ncHandler = new NcHandler())
-            {
-                ncHandler.Connect();
-
-                CmsError cmsError = ncHandler.DeactivateProgram(out DTOActiveProgramDataModel fileInfo);
-                if (cmsError.IsError())
-                    return BadRequest(cmsError.localizationKey);
-
-                return Ok(fileInfo);
-            }
-        }
-
-        [Route("upload"), HttpPost]
-        public async Task<IHttpActionResult> AddAttachment()
-        {
-            // Check whether the POST operation is MultiPart?
-            if (!Request.Content.IsMimeMultipartContent())
-                throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
-
-            // Create CustomMultipartFormDataStreamProvider
-            CustomMultipartFormDataStreamProvider provider = new CustomMultipartFormDataStreamProvider("C:\\CMS\\STEP\\");
-            // MultipartFormDataStreamProvider provider = new MultipartFormDataStreamProvider(MAINTENANCE_ATTACHMENT_PATH);
-            List<string> files = new List<string>();
-
-            // Read all contents of multipart message into CustomMultipartFormDataStreamProvider.
+using Step.Model.DTOModels;
+using Step.NC;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Net;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Threading.Tasks;
+using System.Web.Http;
+using static CMS_CORE_Library.DataStructures;
+
+namespace Step.Controllers.WebApi
+{
+    [RoutePrefix("api/file_manager")]
+    public class NcFileController : ApiController
+    {
+        [Route("files"), HttpGet]
+        public IHttpActionResult GetFileList(string filePath = "")
+        {
+            using (NcHandler ncHandler = new NcHandler())
+            {
+                ncHandler.Connect();
+
+                CmsError cmsError = ncHandler.GetFileList(filePath, out List<PreviewFileModel> fileList);
+                if (cmsError.IsError())
+                    return BadRequest(cmsError.localizationKey);
+
+                return Ok(fileList);
+            }
+        }
+
+        [Route("file/info"), HttpGet]
+        public IHttpActionResult GetFileInfo([FromUri]string filePath)
+        {
+            using (NcHandler ncHandler = new NcHandler())
+            {
+                ncHandler.Connect();
+
+                CmsError cmsError = ncHandler.GetFileInfo(filePath, out InfoFile fileInfo);
+                if (cmsError.IsError())
+                    return BadRequest(cmsError.localizationKey);
+
+                return Ok(fileInfo);
+            }
+        }
+
+        [Route("file/active"), HttpPut]
+        public IHttpActionResult SetActiveProgram([FromUri]string filePath)
+        {
+            using (NcHandler ncHandler = new NcHandler())
+            {
+                ncHandler.Connect();
+
+                CmsError cmsError = ncHandler.SetActiveProgramInfo(filePath, out DTOActiveProgramDataModel fileInfo);
+                if (cmsError.IsError())
+                    return BadRequest(cmsError.localizationKey);
+
+                return Ok(fileInfo);
+            }
+        }
+
+        [Route("file/deactivate"), HttpPut]
+        public IHttpActionResult DeactivateProgram()
+        {
+            using (NcHandler ncHandler = new NcHandler())
+            {
+                ncHandler.Connect();
+
+                CmsError cmsError = ncHandler.DeactivateProgram(out DTOActiveProgramDataModel fileInfo);
+                if (cmsError.IsError())
+                    return BadRequest(cmsError.localizationKey);
+
+                return Ok(fileInfo);
+            }
+        }
+
+        [Route("upload"), HttpPost]
+        public async Task<IHttpActionResult> AddAttachment()
+        {
+            // Check whether the POST operation is MultiPart?
+            if (!Request.Content.IsMimeMultipartContent())
+                throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
+
+            // Create CustomMultipartFormDataStreamProvider
+            CustomMultipartFormDataStreamProvider provider = new CustomMultipartFormDataStreamProvider("C:\\CMS\\STEP\\");
+            // MultipartFormDataStreamProvider provider = new MultipartFormDataStreamProvider(MAINTENANCE_ATTACHMENT_PATH);
+            List<string> files = new List<string>();
+
+            // Read all contents of multipart message into CustomMultipartFormDataStreamProvider.
             var result = await Request.Content.ReadAsMultipartAsync(provider);
-            
-            // Send OK Response along with saved file names to the client.
-            return Ok();
-        }
-
-        // Override MultipartFormDataStreamProvider to override the GetLocalFileName
-        public class CustomMultipartFormDataStreamProvider : MultipartFormDataStreamProvider
-        {
-            public CustomMultipartFormDataStreamProvider(string path) : base(path)
-            {
-            }
-
-            public override string GetLocalFileName(HttpContentHeaders headers)
-            {
-                var fileName = headers.ContentDisposition.FileName.Replace("\"", string.Empty);
-
-                return Path.GetFileNameWithoutExtension(fileName) + Guid.NewGuid() + Path.GetExtension(fileName);
-            }
-        }
-    }
-}
+
+            // Send OK Response along with saved file names to the client.
+            return Ok();
+        }
+
+        // Override MultipartFormDataStreamProvider to override the GetLocalFileName
+        public class CustomMultipartFormDataStreamProvider : MultipartFormDataStreamProvider
+        {
+            public CustomMultipartFormDataStreamProvider(string path) : base(path)
+            {
+            }
+
+            public override string GetLocalFileName(HttpContentHeaders headers)
+            {
+                var fileName = headers.ContentDisposition.FileName.Replace("\"", string.Empty);
+
+                return Path.GetFileNameWithoutExtension(fileName) + Guid.NewGuid() + Path.GetExtension(fileName);
+            }
+        }
+    }
+}
\ No newline at end of file