Flow price: --
a8a0bb9983711609d94e2d1a99240f4b37ab8d49121875781182545787c9b73d

Transaction

Hash: a8a0bb9983711609d94e2d1a99240f4b37ab8d49121875781182545787c9b73d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8a0bb9983711609d94e2d1a99240f4b37ab8d49121875781182545787c9b73d: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:
a8a0bb9983711609d94e2d1a99240f4b37ab8d49121875781182545787c9b73d
Status:
ERROR
Block height:
39870402
Block id:
18c7fde840a6dce2f12fca0976e525fe9c0113842d581d181be7eff82c3970ee
Timestamp:
Friday 28 October 2022 at 13:59:26 UTC
()
Proposer:
Authorizers:
Gas used:
62