Flow price: --
dfc42f2b3c466e051abef601b2e7922f77e6a8e553163db80f522039b417de85

Transaction

Hash: dfc42f2b3c466e051abef601b2e7922f77e6a8e553163db80f522039b417de85
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dfc42f2b3c466e051abef601b2e7922f77e6a8e553163db80f522039b417de85:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dfc42f2b3c466e051abef601b2e7922f77e6a8e553163db80f522039b417de85
Status:
ERROR
Block height:
40037064
Block id:
1e368135a141690b575bb0f459fde04765b29649472ff98d1ac3747fb5a653f7
Timestamp:
Monday 31 October 2022 at 08:32:45 UTC
()
Proposer:
Authorizers:
Gas used:
46