Flow price: --
828ab9a8ede5d27a970d7cf4d5cd6aedffa5aa066349316e21bff30b42d1eaa8

Transaction

Hash: 828ab9a8ede5d27a970d7cf4d5cd6aedffa5aa066349316e21bff30b42d1eaa8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 828ab9a8ede5d27a970d7cf4d5cd6aedffa5aa066349316e21bff30b42d1eaa8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
828ab9a8ede5d27a970d7cf4d5cd6aedffa5aa066349316e21bff30b42d1eaa8
Status:
ERROR
Block height:
40049205
Block id:
57d2bec156a3d42b554b28f3e25345f5e2a5c039555efed7170be4c340cdc471
Timestamp:
Monday 31 October 2022 at 13:26:55 UTC
()
Proposer:
Authorizers:
Gas used:
50