IG: Incorrect uses of quantum gates
MI: Measurement related issue
IS: Incorrect initial state
PE: Parameters error
CM: Command misuse
CE: Call error
QE: QASM error
DO:Discarded orders
IIS:The number of qubits used in the Qobj is higher than the number of quantum registers defined in the Qobj
IIS:Insufficient number of qubits
IIS:Insufficient length of classical registers
CM:Wrong use of command leads to unrecognized parameters
CE:Object call error
IG: The Qobj uses gates that are not among the backend’s basis gates.
PE :Instruction not in basis gates: instruction: {}, qubits: {}, params: {}
IG: handle custom multi-qubit gates
PE:Incorrect qubit parameters in gates
PE:Using classical bits for entanglement
IG:Random gate is not define
CM:Qiskit distinguishes operations in Gates which are misunderstood
PE:Same physical qubit used in one operation
PE:Parameter error during decontrol operation
IG:Wrong uses of gates leads to incorrect reset
IM:Ignoring the effects of measurement
CM:Redundant classical registers are created when measuring
CE: Import error
CE: Backends error
CE: Translate error
QE: Issue with new from_qasm_str() method
CM: Wrong command used
PE: Not giving lists for coupling_map ...