Flow price: --
adc980f956288e5435e8c6a116432401860501066aedb6e7789b7d5d76f07e18

Transaction

Hash: adc980f956288e5435e8c6a116432401860501066aedb6e7789b7d5d76f07e18
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> adc980f956288e5435e8c6a116432401860501066aedb6e7789b7d5d76f07e18:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
adc980f956288e5435e8c6a116432401860501066aedb6e7789b7d5d76f07e18
Status:
ERROR
Block height:
39862466
Block id:
362c1512a32fcd0f69ec0f49b184e7ca433bdf81fcaa78faca7bb8bc2272688a
Timestamp:
Friday 28 October 2022 at 10:48:03 UTC
()
Proposer:
Authorizers:
Gas used:
46