Lejia Chen

Problem IntelliJ IDEA starts failed with the below exception: Cannot connect to already running IDE instance. EOFException: Expected 6 bytes, got 0 Cause When IntelliJ IDEA starts, it checks if an...

Question How to find where IntelliJ IDEA is installed? Answer The location of your IntelliJ IDEA installation folder on Windows depends on how it was installed (manually or via the JetBrains Toolbo...

Question How do I download older versions of JetBrains IDEs? Answer Download from the JetBrains IDE homepage Go to the download page for the JetBrains IDE you need. Some product download pages have...

Problem Windows Defender Attack Surface Reduction (ASR) rule "Block use of copied or impersonated system tools" (GUID: c0033c00-d16d-4114-a5a0-dc9b3a7d2ceb) blocks execution of klist.exe shipped wi...

Problem Some tool windows appear on the left and others on the right, instead of using the full horizontal area at the bottom. Resolution Right-click the header of each tool window and make sure t...

Problem In Windows 10, when using Microsoft Simplified Chinese IME (Input method engine) to type Chinese in IntelliJ IDEA, it fails to show a preedit/candidate window. Cause The problem appears to ...

Problem A set of compromised IntelliJ plugins has been identified, designed to exfiltrate AI provider API keys by transmitting them to external IP addresses. All affected plugins have been explicit...

Problem On macOS, the user experienced network issues while using JetBrains IDEs (IntelliJ IDEA and WebStorm). They are unable to connect to JetBrains services because of network errors affecting t...

Question How can I reduce the width of the bar (gutter) in the editor when opening any file? Answer The gutter appears wide because it accommodates gutter icons and the folding arrow, which is onl...

Question How to find and download the latest IntelliJ IDEA for my license? Answer To identify the latest available IntelliJ IDEA version: Open https://account.jetbrains.com/ and log in. If the ...