Flow price: --
2cb9a8ea135f2db5c4c3a5390d6dedb181cc0733daadb3a25a269066bf07fbd8

Transaction

Hash: 2cb9a8ea135f2db5c4c3a5390d6dedb181cc0733daadb3a25a269066bf07fbd8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2cb9a8ea135f2db5c4c3a5390d6dedb181cc0733daadb3a25a269066bf07fbd8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2cb9a8ea135f2db5c4c3a5390d6dedb181cc0733daadb3a25a269066bf07fbd8
Status:
ERROR
Block height:
39731250
Block id:
71c27ae668c03121efab10af071fe2db908168e30f26448f73acf3348ac71d0e
Timestamp:
Wednesday 26 October 2022 at 05:53:34 UTC
()
Proposer:
Authorizers:
Gas used:
50