I add a flink home ,got a error:Illegal base64 character 2d

[curiousPeng]

this's my home flink setting：

when i click here :

get a error "Illegal base64 character 2d",I check the database ,it just save a flink-conf.yaml local,i think the conf hive some thing error(my flink is running).
there is my flink-conf.yaml

jobmanager.rpc.address: localhost
jobmanager.rpc.port: 6123
jobmanager.bind-host: 0.0.0.0
blob.server.port: 6124-6148
taskmanager.rpc.port: 6122
taskmanager.bind-host: 0.0.0.0
jobmanager.memory.process.size: 2048m
taskmanager.memory.process.size: 30720m
taskmanager.numberOfTaskSlots: 10
parallelism.default: 1
execution.checkpointing.interval: 60000
execution.checkpointing.timeout: 10min
execution.checkpointing.mode: EXACTLY_ONCE
execution.checkpointing.externalized-checkpoint-retention: RETAIN_ON_CANCELLATION
execution.checkpointing.max-concurrent-checkpoints: 1
state.backend: rocksdb
state.backend.incremental: true
state.checkpoints.dir: file:///data/flink/checkpoints
state.savepoints.dir: file:///data/flink/savepoints
state.backend.rocksdb.localdir: /data/flink/rocksdb
rest.address: 0.0.0.0
rest.port: 8081
rest.bind-address: 0.0.0.0
taskmanager.memory.network.fraction: 0.1
taskmanager.memory.network.min: 64mb
taskmanager.memory.network.max: 1gb
classloader.resolve-order: parent-first

please help！