diff --git a/Android/build.gradle b/Android/build.gradle
index c42d40d7..578a8a5b 100644
--- a/Android/build.gradle
+++ b/Android/build.gradle
@@ -37,6 +37,9 @@ android {
 			major = 1
 		}
 	}
+	twisterrob {
+		decorateBuildConfig = false
+	}
 	buildTypes {
 		release {
 			minifyEnabled true
diff --git a/AppEngine/build.gradle b/AppEngine/build.gradle
index 63b29e99..8c9059f2 100644
--- a/AppEngine/build.gradle
+++ b/AppEngine/build.gradle
@@ -100,3 +100,21 @@ tasks.named("run").configure { JavaExec task ->
 		task.environment(env)
 	}
 }
+
+//noinspection UnnecessaryQualifiedReference
+[
+		// com.google.cloud.tools.gradle.appengine.core.CheckCloudSdkTask.class, // OK
+		com.google.cloud.tools.gradle.appengine.core.DownloadCloudSdkTask.class, // getProject()
+		com.google.cloud.tools.gradle.appengine.core.GcloudTask.class, // DeployExtension.gradleProject (except CloudSdkLoginTask)
+		com.google.cloud.tools.gradle.appengine.core.ShowConfigurationTask.class, // getProject()
+		com.google.cloud.tools.gradle.appengine.appyaml.StageAppYamlTask.class, // StageAppYamlExtension.project + getProject()
+		com.google.cloud.tools.gradle.appengine.standard.StageStandardTask.class, // StageStandardExtension.project + getProject()
+		com.google.cloud.tools.gradle.appengine.standard.DevAppServerRunTask.class, // RunExtension.project
+		com.google.cloud.tools.gradle.appengine.standard.DevAppServerStartTask.class, // RunExtension.project
+		com.google.cloud.tools.gradle.appengine.standard.DevAppServerStopTask.class, // RunExtension.project
+		com.google.cloud.tools.gradle.appengine.sourcecontext.GenRepoInfoFileTask.class, // GenRepoInfoFileExtension.project
+].each {
+	tasks.withType(it).configureEach {
+		notCompatibleWithConfigurationCache("https://github.com/GoogleCloudPlatform/app-gradle-plugin/issues/454")
+	}
+}
diff --git a/Data/build.gradle b/Data/build.gradle
index b6141aff..8e8c9a5d 100644
--- a/Data/build.gradle
+++ b/Data/build.gradle
@@ -51,8 +51,8 @@ idea {
 }
 
 tasks.register("runNetwork", JavaExec.class) {
-	def inputDir = "../temp/feed15/LULDLRRiverTramCable"
-	def outputDir = "output"
+	File inputDir = file("../temp/feed15/LULDLRRiverTramCable")
+	File outputDir = file("output")
 	inputs.dir(inputDir).withPathSensitivity(PathSensitivity.RELATIVE)
 	inputs.dir("src/data/PredictionSummary")
 	outputs.dir(outputDir)
@@ -61,6 +61,13 @@ tasks.register("runNetwork", JavaExec.class) {
 	mainClass = "net.twisterrob.blt.data.apps.TravelNetworkParser"
 	args = [ inputDir, outputDir ]
 	enableAssertions = true
+	doFirst {
+		outputDir.mkdirs()
+		standardOutput = new File(outputDir, "runNetwork.log").newOutputStream()
+	}
+	doLast {
+		standardOutput.close()
+	}
 }
 
 tasks.register("runPostCode", JavaExec.class) {
diff --git a/Data/output/.gitignore b/Data/output/.gitignore
index 606aaaa1..6fc77830 100644
--- a/Data/output/.gitignore
+++ b/Data/output/.gitignore
@@ -1 +1,2 @@
 /*.sql
+/*.log
diff --git a/buildSrc/src/main/groovy/net.twisterrob.blt.convention.gradle b/buildSrc/src/main/groovy/net.twisterrob.blt.convention.gradle
index 475f3b3e..a7988075 100644
--- a/buildSrc/src/main/groovy/net.twisterrob.blt.convention.gradle
+++ b/buildSrc/src/main/groovy/net.twisterrob.blt.convention.gradle
@@ -10,3 +10,16 @@ tasks.withType(JavaCompile).configureEach {
 			"-Xlint:-processing",
 	]
 }
+
+if (project.gradle.startParameter.isConfigurationCacheRequested()) {
+	// TODEL https://github.com/TWiStErRob/net.twisterrob.gradle/issues/511
+	project.plugins.withId("com.android.application") {
+		project.VCS.setCurrent$twister_convention_versioning(new net.twisterrob.gradle.vcs.VCSExtension() {
+			@Override boolean isAvailableQuick() { return false }
+			@Override boolean isAvailable() { return isAvailableQuick() }
+			@Override String getRevision() { return "no VCS" }
+			@Override int getRevisionNumber() { return 0 }
+			@Override FileCollection files(Project project) { return project.files() }
+		})
+	}
+}
diff --git a/gradle.properties b/gradle.properties
index 496fb116..db98ac17 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,6 +2,8 @@ org.gradle.daemon=true
 org.gradle.parallel=true
 org.gradle.jvmargs=-Xmx2048M -Dorg.gradle.deprecation.trace=true
 org.gradle.warning.mode=fail
+org.gradle.configuration-cache=true
+org.gradle.configuration-cache.problems=fail
 
 android.useAndroidX=true
 android.enableJetifier=true