Troubleshooting - Metasys - LIT-12011623 - Supervisory Device - LCS85 Controller - 11.0

LCS85 Installation and Upgrade Guide

Product name
LCS85 Controller
Document type
Installation Guide
Document number
Revision date
Table 1. Troubleshooting



You receive the following error message when installing an LCS85:

The following requirements are not satisfied: Metasys LCS8520 can not be installed if Metasys SCT is already installed. Run setup again when the above problems are resolved.

Metasys SCT is installed on the computer. Click OK, and uninstall SCT on the computer. Once SCT is uninstalled, follow the steps in Installing LCS85 software to install the LCS85.

You experience installation problems and would like to consult the error log.

Error messages for installation problems are located here:


Metasys_LonWorks_Control_Server_11.0_x.html, where x is a time/date stamp in the format YYYYMMDDHHMMSS.

Example: Metasys_LonWorks_Control_Server_11.0_20180404112550.html

You experience problems when upgrading your LCS85.

Uninstall the previous version of LCS85 software. Follow these steps to resolve the issue:

  1. Uninstall the existing LCS85 software.
  2. Depending on the installed release, delete one of the following folder paths, including all of its contents.


    C:\Program Files (x86)\Johnson Controls\MetasysIII

  3. Delete the following folder, including all of its contents: C:\Users\All Users\Johnson Controls\MetasysIII
  4. Restart the computer.
  5. Install the new LCS85 software.
  6. License the software.

During the upgrade procedure, the following error message appears and the progress bar does not advance:

Service could not be deleted

The device manager service could not be deleted during the installation. Click OK to proceed with the installation. If you click OK and the upgrade does not progress, continue with these steps:

  1. Start the Windows Task Manager.
  2. On the Applications tab, click the LCS85 installation and then click End Task.
  3. Uninstall the LCS85 software.
  4. Install the LCS85 software.