Help me please

Executing Gradle synchronization tasks
Build info: MCreator 2025.1.13416, neoforge-1.21.4, 64-bit, 16289 MB, Windows 10, JVM 21.0.5, JAVA_HOME: D:\McreatorNew\MCreator\jdk, started on: 2025-04-27-11:21:14

> Task :createMinecraftArtifacts UP-TO-DATE
> Task :downloadAssets UP-TO-DATE
> Task :writeClientLegacyClasspath UP-TO-DATE
> Task :prepareClientRun FAILED
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':prepareClientRun'.
> java.nio.file.AccessDeniedException: D:\Thinging\build\moddev\clientRunVmArgs.txt.14716.107.tmp -> D:\Thinging\build\moddev\clientRunVmArgs.txt
* Try:
> Run with --stacktrace option to get the stack trace.
> Run with --info or --debug option to get more log output.
> Run with --scan to get full insights.
> Get more help at https://help.gradle.org.
BUILD FAILED in 7s
4 actionable tasks: 1 executed, 3 up-to-date

BUILD FAILED
Task completed in 8 seconds

I was making the mod for long time. I don't want to lose it.