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com.intellij.ide.plugins.StartupAbortedException: Cannot start app at com.intellij.idea.StartupUtil.lambda$start$15(StartupUtil.java:263)
at java.base/java.util.concurrent.CompletableFuture.uniExceptionally(CompletableFuture.java:986) at
Cannot start app at com.intellij.idea.StartupUtil.lambda$start$15(StartupUtil.java:263)
at java.base/sun.nio.ch.Net.bind0(Native Method)
at java.base/sun.nio.ch.Net.bind(Net.java:459)
at java.base/sun.nio.ch.Net.bind(Net.java:448)
Revise IDE folders locking mechanism (don't fail startup if all ports in range are taken, limited network due to firewall/VPN) :
PROBLEM 1 If all the 50 ports between 6942 and 6991 are reserved, taken by the other apps or firewall doesn't allow IDE to bind on them, startup fails with the below exception: WORKAROUND: run the following commands in the Administrator console (cmd.exe):
youtrack.jetbrains.com
net stop winnat
net start winnat
이부분 입력하니까 정상으로 켜짐
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