aws lambda throws internal lambda error during streaming from kinesis

Question

I am using lambda which uses kinesis stream as trigger . Below are the configuration of the trigger

Batch size: 100
Batch window: None
Concurrent batches per shard: 2
**Last processing result: PROBLEM: internal Lambda error.**
Maximum age of record: -1
On-failure destination:
{
  "onFailure": {}
}
Retry attempts: -1
Split batch on error: No
Starting position: LATEST
Tumbling window duration: None

After enabling the kinesis trigger in couple of hours I am getting error from lambda as "Last processing result: PROBLEM: internal Lambda error."

FYI,My lambda processing logic:

Lambda takes data from Kinesis

Performs few transformation

pushes data to power bi

I am suffering with this issue from couple of weeks , Any help highly appreciated pls