gradlew build

08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] FAILURE: Build failed with an exception.
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] * What went wrong:
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] Could not resolve all files for configuration ':compileClasspath'.
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] > Could not find net.minecraftforge:forge:1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]   Searched in the following locations:
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]     - https://files.minecraftforge.net/maven/net/minecraftforge/forge/1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1/forge-1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.pom
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]     - https://files.minecraftforge.net/maven/net/minecraftforge/forge/1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1/forge-1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.jar
08:51:45.975 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]     - file:/C:/Users/xx/.gradle/caches/forge_gradle/bundeled_repo/net/minecraftforge/forge/1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1/forge-1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.pom
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]     - file:/C:/Users/xx/.gradle/caches/forge_gradle/bundeled_repo/net/minecraftforge/forge/1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1/forge-1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.jar
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]     - https://libraries.minecraft.net/net/minecraftforge/forge/1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1/forge-1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.jar
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]     - https://repo.maven.apache.org/maven2/net/minecraftforge/forge/1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1/forge-1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.pom
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]     - https://repo.maven.apache.org/maven2/net/minecraftforge/forge/1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1/forge-1.15.2-31.2.0_mapped_snapshot_20200514-1.15.1.jar
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]   Required by:
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]       project :
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] * Try:
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] Run with --stacktrace option to get the stack trace.  Run with --scan to get full insights.
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] * Get more help at https://help.gradle.org
08:51:45.976 [WARN] [org.gradle.internal.featurelifecycle.LoggingDeprecatedFeatureHandler]
Deprecated Gradle features were used in this build, making it incompatible with Gradle 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildResultLogger]
08:51:45.976 [ERROR] [org.gradle.internal.buildevents.BuildResultLogger] BUILD FAILED in 51s