Problems at Oracle reported by [~dholmes]:
```
----------System.err:(23/1185)----------
stdout: [[0.001s][info][metaspace] - commit_granule_bytes: 65536.
[0.001s][info][metaspace] - commit_granule_words: 8192.
[0.001s][info][metaspace] - virtual_space_node_default_size: 8388608.
[0.001s][info][metaspace] - enlarge_chunks_in_place: 1.
[0.054s][error][cds ] An error has occurred while processing the shared archive file.
[0.054s][error][cds ] Unable to map shared spaces
Error occurred during initialization of VM
Unable to use shared archive.
];
stderr: []
exitValue = 1
java.lang.RuntimeException: did not find Narrow klass base in log output
```
Problems at SAP reported by [~mbaesken] on Windows:
```
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ff85fa96105, pid=14852, tid=45832
#
V [jvm.dll+0xcc6105] MetaspaceShared::map_archives+0x455 (metaspaceShared.cpp:1352)
V [jvm.dll+0xcc4d64] MetaspaceShared::initialize_runtime_shared_and_meta_spaces+0x234 (metaspaceShared.cpp:1115)
V [jvm.dll+0xcbd2c5] Metaspace::global_initialize+0xa5 (metaspace.cpp:740)
V [jvm.dll+0x112034f] universe_init+0x18f (universe.cpp:890)
V [jvm.dll+0x8524cd] init_globals+0x4d (init.cpp:134)
V [jvm.dll+0x10f7ff6] Threads::create_vm+0x306 (threads.cpp:576)
V [jvm.dll+0x987ff2] JNI_CreateJavaVM_inner+0x82 (jni.cpp:3587)
V [jvm.dll+0x98c0df] JNI_CreateJavaVM+0x1f (jni.cpp:3678)
C [jli.dll+0x54a1] JavaMain+0x111 (java.c:494)
C [ucrtbase.dll+0x2268a] (no source info available)
C [KERNEL32.DLL+0x17ac4] (no source info available)
C [ntdll.dll+0x5a8c1] (no source info available)
```
- caused by
-
JDK-8330174 Protection zone for easier detection of accidental zero-nKlass use
-
- Resolved
-
- duplicates
-
JDK-8350770 [BACKOUT] Protection zone for easier detection of accidental zero-nKlass use
-
- Resolved
-
- relates to
-
JDK-8351040 [REDO] Protection zone for easier detection of accidental zero-nKlass use
-
- Open
-