Flow price: --
68a2aa0e5cbb73c9473a64a2c05f0d982c1f6e0273e71ea60bda27e577db0253

Transaction

Hash: 68a2aa0e5cbb73c9473a64a2c05f0d982c1f6e0273e71ea60bda27e577db0253
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 68a2aa0e5cbb73c9473a64a2c05f0d982c1f6e0273e71ea60bda27e577db0253:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
68a2aa0e5cbb73c9473a64a2c05f0d982c1f6e0273e71ea60bda27e577db0253
Status:
ERROR
Block height:
39742256
Block id:
ec3abf23c09a0fbf8bfe457202df8bfb64aad36d1482a4753b7231f75f6c5561
Timestamp:
Wednesday 26 October 2022 at 10:19:40 UTC
()
Proposer:
Authorizers:
Gas used:
47