Noise requires "weak simulation condition" to work correctly. In other words, if the noise constructor parameter is greater than 0, analytical sampling must be disabled and one full circuit simulation must occur per shot. This release systematically fixes this condition within QasmSimulator.
Full Changelog: v0.12.1...v0.12.2
sha1sum results:
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0bb8e68ab4356642bbd542de4be9c5368c602f54 qiskit_qrack_provider-0.12.2.tar.gz