Flow price: --
a2c953641251c90c94a50f6070e26b559d48d1e11b920e4e661d5c9764e65e1c

Transaction

Hash: a2c953641251c90c94a50f6070e26b559d48d1e11b920e4e661d5c9764e65e1c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a2c953641251c90c94a50f6070e26b559d48d1e11b920e4e661d5c9764e65e1c: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:
a2c953641251c90c94a50f6070e26b559d48d1e11b920e4e661d5c9764e65e1c
Status:
ERROR
Block height:
39793209
Block id:
9a91f1fb56072132793cf76e1eba7b8e52c93a0f39896aedbd85cdf830af814a
Timestamp:
Thursday 27 October 2022 at 06:50:41 UTC
()
Proposer:
Authorizers:
Gas used:
46