Download / Download & Open actions fail when using SAS Direct Link for blobs/files with non-ASCII characters in the item name

[v-xianya]

Storage Explorer Version

1.41.1

Regression From

Not a regression

Architecture

arm64

Storage Explorer Build Number

20260311.4

Platform

All

OS Version

Windows 11 arm64/Windows 11 x64/MacOS Sequoia 15.6.1/Linux Ubuntu 22.04

Bug Description

When opening a SAS Direct Link that targets a blob with non-ASCII characters in its name (e.g. Chinese characters), the Download or Download & Open operation fails.

Resource Types

Blobs, ADLS Gen2 blobs, File shares

Authentication Method

None

Connection Type

None

Steps to Reproduce

1. Expand one storage account -> Blob Containers
2. Create a blob container -> Upload a blob with name '测试文件.txt'.
3. Generate a SAS URL for the blob container with permission 'read, list' -> Add the blob path to the SAS URL.
4. Covert it to Direct link format.
5. Open the Direct Link in Storage Explorer.
6. Select 'Download' -> Choose a local destination folder.
7. Check whether succeeds to download the blob.

Actual Experience

The transfer fails with '0 items transferred'.

Expected Experience

The blob should be downloaded successfully to the selected local folder.

Additional Context

Here is the app log:
2026-03-11_084637.zip

[craxal]

@v-xianya I suspect the problem is the path was not percent encoded. What is the AzCopy command that was generated?

[v-xianya]

@craxal Here is the AzCopy command:
$env:AZCOPY_CRED_TYPE = "Anonymous"; $env:AZCOPY_CONCURRENCY_VALUE = "AUTO"; $env:HTTPS_PROXY = "dummy.invalid"; $env:NO_PROXY = "*"; $env:https_proxy = "dummy.invalid"; $env:no_proxy = "*"; ./azcopy.exe copy "https://0312testy.blob.core.windows.net/test012/*?sv=2025-07-05&spr=https&st=2026-03-12T05%3A51%3A40Z&se=2026-03-13T05%3A51%3A40Z&sr=c&sp=rcwl&sig=QFwjkbOlc%2Bp38LN0RYv%2BEmzGnKkxkE%2FFxOqswRxULn4%3D" "C:\Users\v-xianya\Desktop" --overwrite=prompt --check-md5 FailIfDifferent --from-to=BlobLocal --list-of-files "C:\Users\v-xianya\AppData\Local\Temp\stg-exp-azcopy-e1f997a9-25d6-40ce-9d52-ed5349d2b2e7.txt" --recursive --log-level=INFO; $env:AZCOPY_CRED_TYPE = ""; $env:AZCOPY_CONCURRENCY_VALUE = ""; $env:HTTPS_PROXY = ""; $env:NO_PROXY = ""; $env:https_proxy = ""; $env:no_proxy = "";