Failed to get short path name – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch is unable to retrieve the short path name for a file or directory. This could be due to incorrect file permissions, a non-existent path, or issues with the file system. To resolve this, you can check if the path exists and is correct, ensure OpenSearch has the necessary permissions to access the path, or investigate potential file system issues. If the problem persists, consider using absolute paths instead of relative ones, or disabling the use of short path names if it’s not necessary for your application.

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This guide will help you check for common problems that cause the log ” failed to get short path name: {} ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: bootstrap.

Log Context

Log “failed to get short path name: {}” classname is JNANatives.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :

        try {
            final WString longPath = new WString("\\?\" + path);
            // first we get the length of the buffer needed
            final int length = JNAKernel32Library.getInstance().GetShortPathNameW(longPath; null; 0);
            if (length == 0) {
                logger.warn("failed to get short path name: {}"; Native.getLastError());
                return path;
            }
            final char[] shortPath = new char[length];
            // knowing the length of the buffer; now we get the short name
            if (JNAKernel32Library.getInstance().GetShortPathNameW(longPath; shortPath; length) > 0) {

 

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