******************************************************************************** conan install opencascade/7.5.0@ --profile=C:\J\w\BuildSingleReference@7/9280/63979b29-6210-431b-9da5-5fb21dee2221/profile.txt --build=opencascade ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Debug compiler=Visual Studio compiler.runtime=MDd compiler.version=14 os=Windows os_build=Windows [options] opencascade:shared=False [build_requires] [env] Traceback (most recent call last): File "c:\python36\lib\site-packages\conans\client\command.py", line 2115, in run method(args[0][1:]) File "c:\python36\lib\site-packages\conans\client\command.py", line 531, in install lockfile_node_id=args.lockfile_node_id) File "c:\python36\lib\site-packages\conans\client\conan_api.py", line 94, in wrapper return f(api, *args, **kwargs) File "c:\python36\lib\site-packages\conans\client\conan_api.py", line 560, in install_reference lockfile_node_id=lockfile_node_id) File "c:\python36\lib\site-packages\conans\client\manager.py", line 57, in deps_install lockfile_node_id=lockfile_node_id) File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 116, in load_graph apply_build_requires=apply_build_requires) File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 246, in _resolve_graph graph_lock=graph_lock) File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 365, in _load_graph apply_build_requires=apply_build_requires) File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 286, in _recurse_build_requires self._binary_analyzer.evaluate_graph(graph, build_mode, update, remotes, nodes_subset, root) File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 389, in evaluate_graph self._evaluate_node(node, build_mode, update, remotes) File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 176, in _evaluate_node self._process_node(node, pref, build_mode, update, remotes) File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 242, in _process_node self._evaluate_cache_pkg(node, package_layout, pref, metadata, remote, remotes, update) File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 95, in _evaluate_cache_pkg assert node.prev, "PREV for %s is None: %s" % (str(pref), metadata.dumps()) AssertionError: PREV for brotli/1.0.9:c32596dcd26b8c708dc3d19cb73738d2b48f12a8 is None: {"recipe": {"revision": "802b2457f7a7a509ed80e7e45adf960e", "remote": "conan-center", "properties": {}, "checksums": {"conan_export.tgz": {"md5": "79960f320ee43a2d3c147fbb29bac38a", "sha1": "136cb6fd2703572891d37c6e8dfc238a5e2c070b"}, "conanmanifest.txt": {"md5": "435b2c972b28d8dda25a06c081604061", "sha1": "e2318b845365c854bfb89a5866ffc51fc0cd357c"}, "conanfile.py": {"md5": "2e0ab9294327821a66c72a3050bd4af3", "sha1": "cc9dd63b1437ed11f6ebb833519637130065e717"}}}, "packages": {"c32596dcd26b8c708dc3d19cb73738d2b48f12a8": {"revision": null, "recipe_revision": null, "remote": null, "properties": {}, "checksums": {}}}} ERROR: PREV for brotli/1.0.9:c32596dcd26b8c708dc3d19cb73738d2b48f12a8 is None: {"recipe": {"revision": "802b2457f7a7a509ed80e7e45adf960e", "remote": "conan-center", "properties": {}, "checksums": {"conan_export.tgz": {"md5": "79960f320ee43a2d3c147fbb29bac38a", "sha1": "136cb6fd2703572891d37c6e8dfc238a5e2c070b"}, "conanmanifest.txt": {"md5": "435b2c972b28d8dda25a06c081604061", "sha1": "e2318b845365c854bfb89a5866ffc51fc0cd357c"}, "conanfile.py": {"md5": "2e0ab9294327821a66c72a3050bd4af3", "sha1": "cc9dd63b1437ed11f6ebb833519637130065e717"}}}, "packages": {"c32596dcd26b8c708dc3d19cb73738d2b48f12a8": {"revision": null, "recipe_revision": null, "remote": null, "properties": {}, "checksums": {}}}}