Failed to load signer "signer #1"

[recoyeb]

Failed to load signer "signer #1"
java.io.IOException: Invalid keystore format
at sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:666)
at sun.security.provider.JavaKeyStore$JKS.engineLoad(JavaKeyStore.java:57)
at sun.security.provider.KeyStoreDelegator.engineLoad(KeyStoreDelegator.java:215)
at sun.security.provider.JavaKeyStore$DualFormatJKS.engineLoad(JavaKeyStore.java:71)
at java.security.KeyStore.load(KeyStore.java:1445)
at com.android.apksigner.SignerParams.loadKeyStoreFromFile(SignerParams.java:362)
at com.android.apksigner.SignerParams.loadPrivateKeyAndCertsFromKeyStore(SignerParams.java:248)
at com.android.apksigner.SignerParams.loadPrivateKeyAndCerts(SignerParams.java:181)
at com.android.apksigner.ApkSignerTool.getSignerConfig(ApkSignerTool.java:405)
at com.android.apksigner.ApkSignerTool.sign(ApkSignerTool.java:324)
at com.android.apksigner.ApkSignerTool.main(ApkSignerTool.java:88) Traceback (most recent call last):
File "/home/kali/Teardroid-phprat/Teardroid.py", line 103, in
builder(args.build)
File "/home/kali/Teardroid-phprat/Teardroid.py", line 87, in builder
Teardroid.Clear()
File "/home/kali/Teardroid-phprat/Builder.py", line 89, in Clear
os.remove(self.name + ".apk.idsig")
FileNotFoundError: [Errno 2] No such file or directory: 'com_update_service.apk.idsig'