The following solutions will help resolve the issue at hand.
2. Run the 5.2RX or 5.3RX installation.
- Manually copy all the files from a working machine's (Running the same Pulse Secure Client version as the affected machine) JAMUI folder to the affected machine under "C:\Program Files (x86)\Common Files\Juniper Networks\JamUI\" or Copy & Paste the complete JAMUI folder under "C:\Program Files (x86)\Common Files\Juniper Networks if the JamUI folder is missing.
- Reinstall or repair the previous client on the affected machine
- Run the 5.2RX or 5.3RX installation
Upgrade to Pulse Secure Desktop Client 5.3R5 which is scheduled to be released by Q1, 2018 (Tentative).
If the issue still persists, please open a new support case with Pulse Secure along with the MSI verbose installation log.
msiexec /i <path to Pulse msi> /l*v "<path to log location>
To obtain the MSI Verbose Log, execute the following command from the command prompt.