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qiskit-community · Nov 19, 2023 · 0dedada · 0dedada
1 parent 25eaa05
commit 0dedada
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/qiskit_experiments/library/randomized_benchmarking/standard_rb.py b/qiskit_experiments/library/randomized_benchmarking/standard_rb.py
@@ -22,7 +22,7 @@
 from numpy.random import Generator, default_rng
 from numpy.random.bit_generator import BitGenerator, SeedSequence
 
-from qiskit.circuit import QuantumCircuit, Instruction, Barrier
+from qiskit.circuit import CircuitInstruction, QuantumCircuit, Instruction, Barrier
 from qiskit.exceptions import QiskitError
 from qiskit.providers import BackendV2Converter
 from qiskit.providers.backend import Backend, BackendV1, BackendV2
@@ -291,7 +291,7 @@ def _sequences_to_circuits(
             circ = QuantumCircuit(self.num_qubits)
             for elem in seq:
                 circ.append(self._to_instruction(elem, basis_gates), circ.qubits)
-                circ._append(Barrier(self.num_qubits), circ.qubits, circ.cregs)
+                circ._append(CircuitInstruction(Barrier(self.num_qubits), circ.qubits) )
 
             # Compute inverse, compute only the difference from the previous shorter sequence
             prev_elem = self.__compose_clifford_seq(prev_elem, seq[len(prev_seq) :])