Flow price: --
a1565e133ce4dbb960a70c1803b91f4e294f9717d00743b1517260b45ab1f9b0

Transaction

Hash: a1565e133ce4dbb960a70c1803b91f4e294f9717d00743b1517260b45ab1f9b0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a1565e133ce4dbb960a70c1803b91f4e294f9717d00743b1517260b45ab1f9b0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a1565e133ce4dbb960a70c1803b91f4e294f9717d00743b1517260b45ab1f9b0
Status:
ERROR
Block height:
39799724
Block id:
0bbc1feb47d9523f8b0a9d9b5017cce69f544ba3f60f441b359f2d83346ce07c
Timestamp:
Thursday 27 October 2022 at 09:29:02 UTC
()
Proposer:
Authorizers:
Gas used:
47