Flow price: --
bf60ba26d6f2bc7f5fa267d79b4ea4555921c9f44b9cbb2d0646fc1c4b007dfa

Transaction

Hash: bf60ba26d6f2bc7f5fa267d79b4ea4555921c9f44b9cbb2d0646fc1c4b007dfa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bf60ba26d6f2bc7f5fa267d79b4ea4555921c9f44b9cbb2d0646fc1c4b007dfa: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:
bf60ba26d6f2bc7f5fa267d79b4ea4555921c9f44b9cbb2d0646fc1c4b007dfa
Status:
ERROR
Block height:
40013785
Block id:
20a3d0f72812498f6734de4b6ff824f38109e75b8f4369447e8f18693a799e6b
Timestamp:
Sunday 30 October 2022 at 23:14:05 UTC
()
Proposer:
Authorizers:
Gas used:
46