Flow price: --
bde14a15f649d4e7970e71a01261e574e90b02f5f7d9407b4544b1c9bbdfb3b1

Transaction

Hash: bde14a15f649d4e7970e71a01261e574e90b02f5f7d9407b4544b1c9bbdfb3b1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bde14a15f649d4e7970e71a01261e574e90b02f5f7d9407b4544b1c9bbdfb3b1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bde14a15f649d4e7970e71a01261e574e90b02f5f7d9407b4544b1c9bbdfb3b1
Status:
ERROR
Block height:
39854618
Block id:
73694ebed05cb2153ce66df300e9e6a380c4eb1308a91df0175b7915b5f60fd1
Timestamp:
Friday 28 October 2022 at 07:39:01 UTC
()
Proposer:
Authorizers:
Gas used:
46