Flow price: --
bd04efb7a0dba80a7added12d5d50e0c70e288a5375ff5e745ee7fd45d6e3bd9

Transaction

Hash: bd04efb7a0dba80a7added12d5d50e0c70e288a5375ff5e745ee7fd45d6e3bd9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bd04efb7a0dba80a7added12d5d50e0c70e288a5375ff5e745ee7fd45d6e3bd9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bd04efb7a0dba80a7added12d5d50e0c70e288a5375ff5e745ee7fd45d6e3bd9
Status:
ERROR
Block height:
40160520
Block id:
afe47bcfe75aa21ec388da0e165f2f8c6215a146d8fa85585a65d7a1ba0a1faf
Timestamp:
Wednesday 2 November 2022 at 10:31:08 UTC
()
Proposer:
Authorizers:
Gas used:
49