PlayApp:
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder build
[java] INFO: temporary project root: C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\android.keystore from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\AI2Companion-Icon.png from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\Instructions.png from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\connectwCode.png from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\connectwQR.png from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\external_comps\edu.mit.appinventor.companionextras\classes.jar from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\external_comps\edu.mit.appinventor.companionextras\component.json from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\external_comps\edu.mit.appinventor.companionextras\components.json from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\external_comps\edu.mit.appinventor.companionextras\extension.properties from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\external_comps\edu.mit.appinventor.companionextras\files\AndroidRuntime.jar from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\external_comps\edu.mit.appinventor.companionextras\files\component_build_info.json from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\external_comps\edu.mit.appinventor.companionextras\files\component_build_infos.json from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\mooning.png from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\assets\splash.html from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\src\edu\mit\appinventor\aicompanion3\Screen1.bky from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\src\edu\mit\appinventor\aicompanion3\Screen1.scm from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\src\edu\mit\appinventor\aicompanion3\Screen1.yail from input zip
[java] May 23, 2021 12:43:35 PM com.google.appinventor.buildserver.ProjectBuilder extractProjectFiles
[java] INFO: extracting C:\Users\hp\AppData\Local\Temp\1621754014970_0.8174647556907192-0\youngandroidproject\project.properties from input zip
[java] May 23, 2021 12:43:36 PM com.google.appinventor.buildserver.Compiler generatePermissions
[java] INFO: usesLocation = False
[java] Component assets needed, n = 9
[java] Component activities needed, n = 14
[java] Libraries needed, n = 43
[java] Native Libraries needed, n = 3
[java] Permissions needed, n = 166
[java] May 23, 2021 12:43:39 PM com.google.appinventor.buildserver.Compiler writeAndroidManifest
[java] INFO: VCode: 12926000
[java] May 23, 2021 12:43:39 PM com.google.appinventor.buildserver.Compiler writeAndroidManifest
[java] INFO: VName: 1.0
[java] May 23, 2021 12:43:39 PM com.google.appinventor.buildserver.Compiler writeAndroidManifest
[java] INFO: =====>userApplicationPackage / acutal package: edu.mit.appinventor.aicompanion3/null
[java] java.lang.IllegalStateException: Unable to find required library: /files/favorite_border.png
[java] at com.google.appinventor.buildserver.Compiler.getResource(Compiler.java:2593)
[java] at com.google.appinventor.buildserver.Compiler.attachCompAssets(Compiler.java:2488)
[java] at com.google.appinventor.buildserver.Compiler.compile(Compiler.java:1350)
[java] at com.google.appinventor.buildserver.ProjectBuilder.build(ProjectBuilder.java:169)
[java] at com.google.appinventor.buildserver.Main.main(Main.java:107)
[java] Caused by: java.lang.NullPointerException
[java] at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
[java] at com.google.common.io.Resources$UrlByteSource.<init>(Resources.java:77)
[java] at com.google.common.io.Resources$UrlByteSource.<init>(Resources.java:72)
[java] at com.google.common.io.Resources.asByteSource(Resources.java:66)
[java] at com.google.common.io.Resources.newInputStreamSupplier(Resources.java:57)
[java] at com.google.appinventor.buildserver.Compiler.getResource(Compiler.java:2587)
[java] ... 4 more
BUILD FAILED
C:\Users\hp\appinventor-sources\appinventor\build.xml:21: The following error occurred while executing this line:
C:\Users\hp\appinventor-sources\appinventor\buildserver\build.xml:197: Java returned: 1
Companion Build Failed Anyone Solve This Problem