Flow price: --
1a3b0b94aa3e6388c476e07afe2ce0cfb131811d16ec15e302dcc58b672b3bd7

Transaction

Hash: 1a3b0b94aa3e6388c476e07afe2ce0cfb131811d16ec15e302dcc58b672b3bd7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1a3b0b94aa3e6388c476e07afe2ce0cfb131811d16ec15e302dcc58b672b3bd7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1a3b0b94aa3e6388c476e07afe2ce0cfb131811d16ec15e302dcc58b672b3bd7
Status:
ERROR
Block height:
39850794
Block id:
68b852b2417c5171806de9acd53c335434cc5452c6546566bcf5877aaf57c28c
Timestamp:
Friday 28 October 2022 at 06:04:42 UTC
()
Proposer:
Authorizers:
Gas used:
50