我正在使用Braintree库，
在build.gradle文件中为：
implementation 'com.braintreepayments.api:braintree:2.15.0'
compile 'com.braintreepayments.api:drop-in:2.+'
突然开始出现此错误，因此项目现在无法编译，
构建过程
:app:javaPreCompileDebug
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
:app:compileDebugJavaWithJavac
:app:compileDebugNdk NO-SOURCE
:app:compileDebugSources
:app:transformClassesWithDexBuilderForDebug UP-TO-DATE
:app:transformDexArchiveWithExternalLibsDexMergerForDebug UP-TO-DATE
:app:transformDexArchiveWithDexMergerForDebug UP-TO-DATE
:app:mergeDebugJniLibFolders UP-TO-DATE
:pull_to_refresh:compileDebugNdk NO-SOURCE
:pull_to_refresh:mergeDebugJniLibFolders UP-TO-DATE
:pull_to_refresh:transformNativeLibsWithMergeJniLibsForDebug UP-TO-DATE
:pull_to_refresh:transformNativeLibsWithIntermediateJniLibsForDebug UP-TO-DATE
:sandriosCamera:compileDebugNdk NO-SOURCE
:sandriosCamera:mergeDebugJniLibFolders UP-TO-DATE
:sandriosCamera:transformNativeLibsWithMergeJniLibsForDebug UP-TO-DATE
:sandriosCamera:transformNativeLibsWithIntermediateJniLibsForDebug UP-TO-DATE
:tedpicker:compileDebugNdk NO-SOURCE
:tedpicker:mergeDebugJniLibFolders UP-TO-DATE
:tedpicker:transformNativeLibsWithMergeJniLibsForDebug UP-TO-DATE
:tedpicker:transformNativeLibsWithIntermediateJniLibsForDebug UP-TO-DATE
:app:transformNativeLibsWithMergeJniLibsForDebug UP-TO-DATE
:app:processDebugJavaRes NO-SOURCE
:app:transformResourcesWithMergeJavaResForDebug FAILED
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:transformResourcesWithMergeJavaResForDebug'.
> Illegal char <:> at index 1: \:PayPalDataCollector\build\libs\META-INF\MANIFEST.MF