Android Question problem with all app created with b4a

today i have this error when opening and launch with b4a bridge:
B4A Versione: 13.10
Analisi del Codice. (0.04s)
Java Versione: 14
Building folders structure. (0.16s)
Compilazione del codice. (0.07s)

File ObfucastorMap.txt creato nella cartella Objects.
Compilazione del codice di layouts (0.03s)
Organizzazione Librerie. (0.19s)
(AndroidX SDK)
Compilazione risorse (1.55s)
Collegamento risorse (0.71s)
build tools: 33.0.0, android jar: android-33
Compilazione del codice Java prodotto. (4.45s)
Ricerca librerie che necessitano di essere "dexed". (0.02s)
Dex: B4AShared (2.21s)
Dex: ContentResolver (1.37s)
Dex: Core (3.06s)
Dex: JavaObject (1.40s)
Dex: Phone (1.83s)
Dex: RuntimePermissions (1.31s)
Dex: XUI (1.71s)
Dex: SQL (1.37s)
Dex: RemoteLogger (1.44s)
Dex: org.jetbrains.kotlin-kotlin-stdlib (9.37s)
Dex: com.google.guava-listenablefuture (1.01s)
Dex code (4.43s)
Dex merge (8.08s)
Copia risorse delle librerie (1.79s)
ZipAlign file. (0.08s)
Firmo il package file ( chiave privata ). Error
Failed to load signer "signer #1"
java.io.FileNotFoundException: filippo (Impossibile trovare il file specificato)
at java.base/java.io.FileInputStream.open0(Native Method)
at java.base/java.io.FileInputStream.open(FileInputStream.java:212)
at java.base/java.io.FileInputStream.<init>(FileInputStream.java:154)
at java.base/java.io.FileInputStream.<init>(FileInputStream.java:109)
at com.android.apksigner.SignerParams.loadKeyStoreFromFile(SignerParams.java:361)
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:419)
at com.android.apksigner.ApkSignerTool.sign(ApkSignerTool.java:336)
at com.android.apksigner.ApkSignerTool.main(ApkSignerTool.java:92)