# error "LNK4070: /OUT:OATAPP.dll" with Visula Studio.Net 2005 **URL:** \ **Category:** Development tools\ **Created:** [April 4, 2008, 11:33am UTC](https://forum.sierrawireless.com/t/error-lnk4070-out-oatapp-dll-with-visula-studio-net-2005/2067 "2008-04-04T11:33:05Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![gokhan](https://avatars.discourse-cdn.com/v4/letter/g/7993a0/32.png) [@gokhan](https://forum.sierrawireless.com/u/gokhan)\ **Post date:** [April 4, 2008, 11:33am UTC](https://forum.sierrawireless.com/t/error-lnk4070-out-oatapp-dll-with-visula-studio-net-2005/2067/1 "2008-04-04T11:33:05Z")
Open AT vers. 4.20.04 with Visula [Studio.Net](http://Studio.Net) 2005 When compile “tcp\_client” example in debug mode RTE the result is: 1\>Compiling… 1\>appli.c 1\>Generating Code… 1\>Compiling manifest to resources… 1\>Linking… 1\> Creating library ./rte/vc6/Debug/tcp\_client\_rte.lib and object ./rte/vc6/Debug/tcp\_client\_rte.exp 1\>tcp\_client\_rte.exp : warning LNK4070: /OUT:OATAPP.dll directive in .EXP differs from output filename ‘./rte/vc6/Debug/tcp\_client\_rte.dll’; ignoring directive 1\>Embedding manifest… 1\>Performing Post-Build Event… 1\>Loading Open AT IDE… 1\>Done. 1\>Updating RTE kernel file… 1\>Done. 1\>Build log was saved at “file://d:\Projects\_OpenAT\tcp\_client\rte\vc6\Debug\BuildLog.htm” 1\>tcp\_client\_rte - 0 error(s), 15 warning(s) I doesnt create RTE kernel file. How can I solve this problem.I cant debug with visual [studio.net](http://studio.net) 2005 ☹ Any Idea? Gokhan ---
**Author:** ![awneil](https://avatars.discourse-cdn.com/v4/letter/a/49beb7/32.png) [@awneil](https://forum.sierrawireless.com/u/awneil)\ **Post date:** [April 4, 2008, 12:10pm UTC](https://forum.sierrawireless.com/t/error-lnk4070-out-oatapp-dll-with-visula-studio-net-2005/2067/2 "2008-04-04T12:10:12Z")
Try putting “LNK4070” into the ‘Search’ box…