KB1391 - IzoT CT Unable to exit design mode because control could not be created LmwActiveX1 Error Message

Owned by Michael Wytyshyn (Unlicensed)
02-Jan-2024
1 min read

 Problem

Error message

 Solution

  1. Close all IzoT CT drawings and CT.

  2. Open Visio on its own and click the Blank Drawing and click the the Create button.

    a. Go to "File Menu > Options" and click Trust Center
    b. Click the "Trust Center Settings ..." button
    c. Click ActiveX Settings and make sure the ActiveX setting is
         "Prompt me before enabling Unsafe for initialization (UFI) ....."
    d. Click OK and then exit Visio

  1. Search for all instances of lmwact32lib.exd

    a. Open a CMD prompt (Window key + R, and type cmd) and search for  lmwact32lib.exd
        cd \
        dir lmwact32lib.exd /s

   b. delete each instance

  1. Open a new CMD prompt as administrator

    a. Go to your Start Menu and type "cmd", you should see a list, select "Run as Administrator"

  1. Go to c:\Windows\SysWOW64 using the following command

    cd c:\Windows\SysWOW64

  1. Type the following command and press enter.

    regsvr32 lmwact32.ocx

  1. When complete you should see a pop-up windows stating

     DLLRegisterServer in Lmwact32.ocx succeeded

 Related Products

IzoT CT and LonMaker