Game could not be created issue.
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I cant create a game, with or without mods. Fresh install of FAF and supcom.
Here is the error log:
Client Version: 2025.11.3
java.lang.RuntimeException: javax.net.ssl.SSLException: (bad_record_mac) Tag mismatch
at com.faforever.client.patch.SimpleHttpFeaturedModUpdaterTask.lambda$call$0(SimpleHttpFeaturedModUpdaterTask.java:107)
at java.base/java.util.ArrayList.forEach(ArrayList.java:1604)
at com.faforever.client.patch.SimpleHttpFeaturedModUpdaterTask.call(SimpleHttpFeaturedModUpdaterTask.java:83)
at com.faforever.client.patch.SimpleHttpFeaturedModUpdaterTask.call(SimpleHttpFeaturedModUpdaterTask.java:31)
at javafx.concurrent.Task$TaskCallable.call(Task.java:1407)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:328)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1090)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:614)
at java.base/java.lang.Thread.run(Thread.java:1474)
Caused by: javax.net.ssl.SSLException: (bad_record_mac) Tag mismatch
at java.base/sun.security.ssl.Alert.createSSLException(Alert.java:132)
at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:376)
at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:319)
at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:314)
at java.base/sun.security.ssl.SSLTransport.decode(SSLTransport.java:123)
at java.base/sun.security.ssl.SSLSocketImpl.decode(SSLSocketImpl.java:1509)
at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1480)
at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1068)
at java.base/java.io.BufferedInputStream.fill(BufferedInputStream.java:289)
at java.base/java.io.BufferedInputStream.read1(BufferedInputStream.java:330)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:388)
at java.base/sun.net.www.MeteredStream.read(MeteredStream.java:134)
at java.base/java.io.FilterInputStream.read(FilterInputStream.java:119)
at java.base/sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3308)
at java.base/java.security.DigestInputStream.read(DigestInputStream.java:170)
at java.base/java.io.FilterInputStream.read(FilterInputStream.java:95)
at com.faforever.commons.io.ByteCopier.copy(ByteCopier.java:65)
at com.faforever.client.io.DownloadService.downloadFile(DownloadService.java:55)
at com.faforever.client.patch.SimpleHttpFeaturedModUpdaterTask.downloadFeaturedModFile(SimpleHttpFeaturedModUpdaterTask.java:167)
at com.faforever.client.patch.SimpleHttpFeaturedModUpdaterTask.lambda$call$0(SimpleHttpFeaturedModUpdaterTask.java:99)
... 8 more
Caused by: javax.crypto.AEADBadTagException: Tag mismatch
at java.base/com.sun.crypto.provider.GaloisCounterMode$GCMDecrypt.doFinal(GaloisCounterMode.java:1613)
at java.base/com.sun.crypto.provider.GaloisCounterMode.engineDoFinal(GaloisCounterMode.java:443)
at java.base/javax.crypto.Cipher.doFinal(Cipher.java:2563)
at java.base/sun.security.ssl.SSLCipher$T13GcmReadCipherGenerator$GcmReadCipher.decrypt(SSLCipher.java:1909)
at java.base/sun.security.ssl.SSLSocketInputRecord.decodeInputRecord(SSLSocketInputRecord.java:264)
at java.base/sun.security.ssl.SSLSocketInputRecord.decode(SSLSocketInputRecord.java:181)
at java.base/sun.security.ssl.SSLTransport.decode(SSLTransport.java:111)
... 23 more -
Try and start a game once via steam and then try again on the FAF client.
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