Error creating Google Play package

[thedumble]

I received the following error when creating a Google Play package for https://app.arcstudy.in.

2026-09-06T11:26:14.479Z [error]: Error creating app package: Command failed: /opt/android-sdk/build-tools/36.1.0/apksigner sign --ks /tmp/pwabuilder-cloudapk--1-rt9z0FKkBxHa/signingKey.keystore --ks-key-alias "" --ks-pass pass:"" --key-pass pass:"****" --out /tmp/pwabuilder-cloudapk--1-rt9z0FKkBxHa/app-release-signed.apk /tmp/pwabuilder-cloudapk--1-rt9z0FKkBxHa/app/build/outputs/apk/release/app-release-unsigned.apk
Picked up JAVA_TOOL_OPTIONS: -javaagent:/agents/java/applicationinsights-agent-codeless.jar
OpenJDK 64-Bit Server VM warning: Sharing is only supported for boot loader classes because bootstrap classpath has been appended
Failed to load signer "signer #1"
java.io.IOException: keystore password was incorrect
at java.base/sun.security.pkcs12.PKCS12KeyStore.engineLoad(PKCS12KeyStore.java:2160)
at java.base/sun.security.util.KeyStoreDelegator.engineLoad(KeyStoreDelegator.java:221)
at java.base/java.security.KeyStore.load(KeyStore.java:1493)
at com.android.apksigner.SignerParams.loadKeyStoreFromFile(SignerParams.java:432)
at com.android.apksigner.SignerParams.loadPrivateKeyAndCertsFromKeyStore(SignerParams.java:318)
at com.android.apksigner.SignerParams.loadPrivateKeyAndCerts(SignerParams.java:246)
at com.android.apksigner.ApkSignerTool.getSignerConfig(ApkSignerTool.java:455)
at com.android.apksigner.ApkSignerTool.sign(ApkSignerTool.java:368)
at com.android.apksigner.ApkSignerTool.main(ApkSignerTool.java:94)
Caused by: java.security.UnrecoverableKeyException: failed to decrypt safe contents entry: javax.crypto.BadPaddingException: Given final block not properly padded. Such issues can arise if a bad key is used during decryption.
... 9 more

cmd: /opt/android-sdk/build-tools/36.1.0/apksigner sign --ks /tmp/pwabuilder-cloudapk--1-rt9z0FKkBxHa/signingKey.keystore --ks-key-alias "" --ks-pass pass:"" --key-pass pass:"****" --out /tmp/pwabuilder-cloudapk--1-rt9z0FKkBxHa/app-release-signed.apk /tmp/pwabuilder-cloudapk--1-rt9z0FKkBxHa/app/build/outputs/apk/release/app-release-unsigned.apk
code: 2