How to Solve MB SD C4 EWA net expire error 462 solution

Do you also have the same problem which cause you headache ??

Tested many solutions for SD Connect Compact C4 software – EPC/WIS shortcut (EPC 09.2014). After 8-10 minutes work NOT the shortcut, EWA net error 462 – expired.



Here engineers from would like to share with you a good solution for the MB SD C4 and it works 100%, Just Follow us:

find and edit this file: C:/programm files/EWA net/config/um_cfg.xml
Find this line:
<PARAMETER name=”tokenActiveMinutesAfterStart”>30</PARAMETER>
and change 30 to -1 .
And in this line:
<PARAMETER name=”tokenActiveMinutesAfterReinitialization”>480</PARAMETER>
change 480 to -1 .

If the solution does not work,Please try:

Delete the EPC application from Java in Control Panel.
2. Run the fix.
3. From EWA Admin Tool —> Restart EWA server service —> Stop EWA database —> Start EWA database. (Or you can simply restart your computer).
4. From EWA net shotcut —> Make sure that you have a valid key —> Log on and Start EPC.
5. Close EPC and EWA net (Internet Browser).
6. Create EPC shortcut from Java in Control Panel.
After this make new EPC&WIS shortcut (from JAVA) and this shortcut will never expire.


Hope our experience can help you if you also have the same problem.

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