[dolphin] [Bug 413648] Dolphin File-Manager Doesn't Create Thumbnails when Using the 'gtk2' Style of 'qtstyleplugins'

[Jamie Michelle]

https://bugs.kde.org/show_bug.cgi?id=413648

--- Comment #2 from Jamie Michelle <ladyjamie at yahoo.com> ---
(In reply to Fabian Vogt from comment #1)
> Please try it with a style which works fine and post the output of "hexdump
> -C /proc/$(pgrep -n thumbnail.so)/cmdline".
> 
> I cannot reproduce the issue here with glib2 2.62.1 here on Tumbleweed,
> cmdline is always terminated with a nullbyte.

Hi, Fabian Vogt. My apologies for not responding sooner. Here is the output of
your command:

$ hexdump -C /proc/$(pgrep -n thumbnail.so)/cmdline
00000000  42 4f 4f 54 5f 49 4d 41  47 45 3d 2f 62 6f 6f 74  |BOOT_IMAGE=/boot|
00000010  2f 76 6d 6c 69 6e 75 7a  2d 34 2e 31 34 2d 78 38  |/vmlinuz-4.14-x8|
00000020  36 5f 36 34 20 72 6f 6f  74 3d 55 55 49 44 3d 32  |6_64 root=UUID=2|
00000030  61 63 38 31 65 36 34 2d  66 30 61 39 2d 34 66 64  |ac81e64-f0a9-4fd|
00000040  64 2d 61 38 65 63 2d 63  66 34 36 37 36 33 33 31  |d-a8ec-cf4676331|
00000050  66 62 61 20 72 77 20 71  75 69 65 74 20 63 72 79  |fba rw quiet cry|
00000060  70 74 64 65 76 69 63 65  3d 55 55 49 44 3d 39 62  |ptdevice=UUID=9b|
00000070  38 66 35 33 33 30 2d 62  39 61 31 2d 34 34 62 37  |8f5330-b9a1-44b7|
00000080  2d 62 63 64 31 2d 36 35  37 36 38 37 30 30 34 39  |-bcd1-6576870049|
00000090  32 66 3a 6c 75 6b 73 2d  39 62 38 66 35 33 33 30  |2f:luks-9b8f5330|
000000a0  2d 62 39 61 31 2d 34 34  62 37 2d 62 63 64 31 2d  |-b9a1-44b7-bcd1-|
000000b0  36 35 37 36 38 37 30 30  34 39 32 66 20 72 6f 6f  |65768700492f roo|
000000c0  74 3d 2f 64 65 76 2f 6d  61 70 70 65 72 2f 6c 75  |t=/dev/mapper/lu|
000000d0  6b 73 2d 39 62 38 66 35  33 33 30 2d 62 39 61 31  |ks-9b8f5330-b9a1|
000000e0  2d 34 34 62 37 2d 62 63  64 31 2d 36 35 37 36 38  |-44b7-bcd1-65768|
000000f0  37 30 30 34 39 32 66 20  72 65 73 75 6d 65 3d 2f  |700492f resume=/|
00000100  64 65 76 2f 6d 61 70 70  65 72 2f 6c 75 6b 73 2d  |dev/mapper/luks-|
00000110  39 62 38 66 35 33 33 30  2d 62 39 61 31 2d 34 34  |9b8f5330-b9a1-44|
00000120  62 37 2d 62 63 64 31 2d  36 35 37 36 38 37 30 30  |b7-bcd1-65768700|
00000130  34 39 32 66 0a                                    |492f.|
00000135


Also, the following threads are relevant to this problem:

* Jamie Michelle, "Recent Versions of GLib Break Dolphin File-Manager's
Thumbnailing when Using 'gtk2' Style", Oct. 29, 2019,
https://gitlab.gnome.org/GNOME/glib/issues/1923 .

Simon McVittie, "goption: Relax assertion to avoid being broken by kdeinit5",
Oct. 31, 2019,
https://gitlab.gnome.org/GNOME/glib/commit/15a5c2dcf8edacbf7e105c97bd1f34295b1f2a98
.

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