Flow price: --
8b206a4ba0362a84f9ddf71c224bb61a7164a2be6d4ff5f3cb21aebc4949f517

Transaction

Hash: 8b206a4ba0362a84f9ddf71c224bb61a7164a2be6d4ff5f3cb21aebc4949f517
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8b206a4ba0362a84f9ddf71c224bb61a7164a2be6d4ff5f3cb21aebc4949f517:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8b206a4ba0362a84f9ddf71c224bb61a7164a2be6d4ff5f3cb21aebc4949f517
Status:
ERROR
Block height:
40106574
Block id:
82f4ac1cfca7106ed3fa56a98eaa1ce354041c415cdb1932190f886f625187db
Timestamp:
Tuesday 1 November 2022 at 12:34:44 UTC
()
Proposer:
Authorizers:
Gas used:
50