error while authenticate with kerberos - invalid memory address or nil pointer dereference

[n0-bs]

hi,
I try to run kminion docker container to connect to kafka with SSL and kerberos
the kminion fail with error : "panic: runtime error: invalid memory address or nil pointer dereference"

docker compose:

log :
{"level":"info","ts":1689066537.979094,"caller":"app/config.go:62","msg":"the env variable 'CONFIG_FILEPATH' is not set, therefore no YAML config will be loaded"} {"level":"info","ts":"2023-07-11T09:08:57.979Z","logger":"main","msg":"started kminion","version":"v2.2.5","built_at":"2023-06-14"} {"level":"info","ts":"2023-07-11T09:08:57.979Z","logger":"main","msg":"connecting to Kafka seed brokers, trying to fetch cluster metadata","seed_brokers":"mwhlcmdadh81.amdocs.com:9093"} {"level":"debug","ts":"2023-07-11T09:08:57.982Z","logger":"main.kgo_client","msg":"opening connection to broker","addr":"mwhlcmdadh81.amdocs.com:9093","broker":"seed 0"} {"level":"debug","ts":"2023-07-11T09:08:57.989Z","logger":"main.kafka_hooks","msg":"kafka connection succeeded","host":"mwhlcmdadh81.amdocs.com","dial_duration":0.007114817} {"level":"debug","ts":"2023-07-11T09:08:57.989Z","logger":"main.kgo_client","msg":"connection opened to broker","addr":"mwhlcmdadh81.amdocs.com:9093","broker":"seed 0"} {"level":"debug","ts":"2023-07-11T09:08:57.989Z","logger":"main.kgo_client","msg":"issuing api versions request","broker":"seed 0","version":3} {"level":"debug","ts":"2023-07-11T09:08:57.989Z","logger":"main.kgo_client","msg":"wrote ApiVersions v3","broker":"seed 0","bytes_written":35,"write_wait":0.000025955,"time_to_write":0.000053539,"err":null} {"level":"debug","ts":"2023-07-11T09:08:57.989Z","logger":"main.kgo_client","msg":"read ApiVersions v3","broker":"seed 0","bytes_read":352,"read_wait":0.000105362,"time_to_read":0.000164665,"err":null} {"level":"debug","ts":"2023-07-11T09:08:57.989Z","logger":"main.kgo_client","msg":"beginning sasl authentication","broker":"seed 0","addr":"mwhlcmdadh81.amdocs.com:9093","mechanism":"GSSAPI","authenticate":false}
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x700ca6]
goroutine 42 [running]:
github.com/jcmturner/gokrb5/v8/client.(*Client).IsConfigured(0x7eb39b482908055b?)
/go/pkg/mod/github.com/jcmturner/gokrb5/[email protected]/client/client.go:140 +0x26
github.com/twmb/franz-go/pkg/sasl/kerberos.k.Authenticate(0xc32e82?, {0xd33198, 0xc000315040}, {0xc000313480, 0x1c})
/go/pkg/mod/github.com/twmb/franz-go/pkg/sasl/[email protected]/kerberos.go:134 +0x178
github.com/twmb/franz-go/pkg/kgo.(*brokerCxn).doSasl(0xc000440000, 0x0)
/go/pkg/mod/github.com/twmb/[email protected]/pkg/kgo/broker.go:832 +0x66
github.com/twmb/franz-go/pkg/kgo.(*brokerCxn).sasl(0xc000440000)
/go/pkg/mod/github.com/twmb/[email protected]/pkg/kgo/broker.go:828 +0x84f
github.com/twmb/franz-go/pkg/kgo.(*brokerCxn).init(0xc000440000, 0x0)
/go/pkg/mod/github.com/twmb/[email protected]/pkg/kgo/broker.go:687 +0x26b
github.com/twmb/franz-go/pkg/kgo.(*broker).loadConnection(0xc000368580, {0xd33198, 0xc000315130}, {0xd37bf0, 0xc000337350})
/go/pkg/mod/github.com/twmb/[email protected]/pkg/kgo/broker.go:522 +0x274
github.com/twmb/franz-go/pkg/kgo.(*broker).handleReq(0xc000368580, {

{0xd33198, 0xc000315130}, {0xd37bf0, 0xc000337350}, 0xc00030d620, {0xc12364ea7a884fcf, 0x4cc120, 0x11e2500}})
/go/pkg/mod/github.com/twmb/[email protected]/pkg/kgo/broker.go:289 +0x105
github.com/twmb/franz-go/pkg/kgo.(*broker).handleReqs(0xc000368580, {{0xd33198, 0xc000315130}
, {0xd37bf0, 0xc000337350}, 0xc00030d620, {0xc12364ea7a884fcf, 0x4cc120, 0x11e2500}})
/go/pkg/mod/github.com/twmb/[email protected]/pkg/kgo/broker.go:273 +0xbd
created by github.com/twmb/franz-go/pkg/kgo.(*broker).do
/go/pkg/mod/github.com/twmb/[email protected]/pkg/kgo/broker.go:247 +0x229