https://community.blueprism.com/t5/Product-Forum/Error-trying-to-Connecting-with-Extra-Bundle-for-TCP-IP-v-6-4/m-p/61353#M14665 I'm not seeing that particular document on the document page, but it appears that you're missing the ATMAPI32 dll file. This is mentioned in the ""Enterprise Access Library"" document for that particular product. http://docs.attachmate.com/extra/x-treme/apis/eal.pdf You can find downloads here: https://support.microfocus.com/kb/doc.php?id=7021278 . Make sure you have the VB 5/6 version of EAL installed, then ensure that your object is referencing the required dll file. Wed, 06 Feb 2019 02:39:00 GMT AmiBarrett 2019-02-06T02:39:00Z https://community.blueprism.com/t5/Product-Forum/Error-trying-to-Connecting-with-Extra-Bundle-for-TCP-IP-v-6-4/m-p/61352#M14664 Hi, i have a problem with mainframe connection, the customer´s emulator for connecting is Extra Bundle for TCP/IP v 6.4. for that reason i followed the instruction of  this guide: "How to configure Micro Focus Extra! For use with Blue Prism". at the end i tried to launch the app with BP, but appeared the error that attached in these message.   if someone can give me  tips for fix it please i will be grateful   regards     Fri, 01 Feb 2019 19:52:00 GMT https://community.blueprism.com/t5/Product-Forum/Error-trying-to-Connecting-with-Extra-Bundle-for-TCP-IP-v-6-4/m-p/61352#M14664 ALFONSORENCORET 2019-02-01T19:52:00Z https://community.blueprism.com/t5/Product-Forum/Error-trying-to-Connecting-with-Extra-Bundle-for-TCP-IP-v-6-4/m-p/61353#M14665 I'm not seeing that particular document on the document page, but it appears that you're missing the ATMAPI32 dll file. This is mentioned in the ""Enterprise Access Library"" document for that particular product. http://docs.attachmate.com/extra/x-treme/apis/eal.pdf You can find downloads here: https://support.microfocus.com/kb/doc.php?id=7021278 . Make sure you have the VB 5/6 version of EAL installed, then ensure that your object is referencing the required dll file. Wed, 06 Feb 2019 02:39:00 GMT https://community.blueprism.com/t5/Product-Forum/Error-trying-to-Connecting-with-Extra-Bundle-for-TCP-IP-v-6-4/m-p/61353#M14665 AmiBarrett 2019-02-06T02:39:00Z