Flow price: --
c2f3a21be561b04a8141e1752bcbaec0c93da2f2b456197475c17f9f8ab3e81c

Transaction

Hash: c2f3a21be561b04a8141e1752bcbaec0c93da2f2b456197475c17f9f8ab3e81c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c2f3a21be561b04a8141e1752bcbaec0c93da2f2b456197475c17f9f8ab3e81c: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:
c2f3a21be561b04a8141e1752bcbaec0c93da2f2b456197475c17f9f8ab3e81c
Status:
ERROR
Block height:
39969935
Block id:
68599eb63ad6f8860770aa656eeee5f127c98736320e01411965929d7422c559
Timestamp:
Sunday 30 October 2022 at 05:43:52 UTC
()
Proposer:
Authorizers:
Gas used:
46