Flow price: --
12b2e7fd7acf5106a13ef53d8fa5e46a8c82b75d7ceadf3b295dcf70ef774b4c

Transaction

Hash: 12b2e7fd7acf5106a13ef53d8fa5e46a8c82b75d7ceadf3b295dcf70ef774b4c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 12b2e7fd7acf5106a13ef53d8fa5e46a8c82b75d7ceadf3b295dcf70ef774b4c: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:
12b2e7fd7acf5106a13ef53d8fa5e46a8c82b75d7ceadf3b295dcf70ef774b4c
Status:
ERROR
Block height:
39867042
Block id:
2bc63d079e43ceffb26013cacd494b38715fce400b5ce6c5b3991fd0b9710720
Timestamp:
Friday 28 October 2022 at 12:38:18 UTC
()
Proposer:
Authorizers:
Gas used:
49