diff --git a/net/vpn/zscaler/issue/apparmor.txt b/net/vpn/zscaler/issue/apparmor.txt
new file mode 100644
index 000000000..139544530
--- /dev/null
+++ b/net/vpn/zscaler/issue/apparmor.txt
@@ -0,0 +1,10 @@
+AppArmor parser error for /etc/apparmor.d in profile /etc/apparmor.d/opt.zscaler.bin.zsupdater at line 9: could not open 'abstractions/evince'
+
+$ cat /etc/apparmor.d/opt.zscaler.bin.zsupdater
+...
+#include <abstractions/evince>
+
+$ sudo systemctl status apparmor.service
+Unit apparmor.service could not be found.
+
+$ sudo apt remove --assume-yes --purge apparmor
diff --git a/os/unix/admin/security/firewall/apparmor.txt b/os/unix/admin/security/firewall/apparmor.txt
new file mode 100644
index 000000000..fe0c79159
--- /dev/null
+++ b/os/unix/admin/security/firewall/apparmor.txt
@@ -0,0 +1,4 @@
+$ sudo systemctl status apparmor.service
+Unit apparmor.service could not be found.
+
+$ sudo apt remove --assume-yes --purge apparmor
diff --git a/os/unix/admin/systemd/systemctl.txt b/os/unix/admin/systemd/systemctl.txt
index c6ff169ae..232f85d35 100644
--- a/os/unix/admin/systemd/systemctl.txt
+++ b/os/unix/admin/systemd/systemctl.txt
@@ -1 +1,7 @@
 https://www.freedesktop.org/software/systemd/man/systemctl.html
+
+systemctl 
+    list-units 
+        --state=failed
+            https://www.baeldung.com/linux/systemctl-list-failed-units
+                systemctl list-units --state=failed
diff --git a/os/x-ui/de/kde/docs/presentations.txt b/os/x-ui/de/kde/docs/presentations.txt
index abd0648e7..f26b63a8b 100644
--- a/os/x-ui/de/kde/docs/presentations.txt
+++ b/os/x-ui/de/kde/docs/presentations.txt
@@ -1,4 +1,7 @@
 2024
+Pingvinus - KDE Plasma 6 of 18:30
+    https://www.youtube.com/watch?v=XPe_MSCHBQ8
+    ! Plasma, Applications, Framework
 KskRoyal - KDE Plasma 6 is Brilliant - TOP 6 NEW FEATURES of 8:18
     https://www.youtube.com/watch?v=_KrLiGhvd6Y
 2021
diff --git a/pl/cross/tools/ide/jetbrains/idea/plugins/developer-tools.txt b/pl/cross/tools/ide/jetbrains/idea/plugins/developer-tools.txt
new file mode 100644
index 000000000..b5bc73d94
--- /dev/null
+++ b/pl/cross/tools/ide/jetbrains/idea/plugins/developer-tools.txt
@@ -0,0 +1 @@
+https://github.com/marcelkliemannel/intellij-developer-tools-plugin
diff --git a/pl/go/docs/tutorials.txt b/pl/go/docs/tutorials.txt
new file mode 100644
index 000000000..458cef1e1
--- /dev/null
+++ b/pl/go/docs/tutorials.txt
@@ -0,0 +1,3 @@
+2024
+Go for Beginners
+    https://proglib.io/p/samouchitel-po-go-dlya-nachinayushchih-chast-10-vvedenie-v-oop-nasledovanie-abstrakciya-polimorfizm-inkapsulyaciya-2024-03-11
diff --git a/pl/java/libfws/io/concurrency/async/presentations.txt b/pl/java/libfws/io/concurrency/async/presentations.txt
new file mode 100644
index 000000000..4510697ae
--- /dev/null
+++ b/pl/java/libfws/io/concurrency/async/presentations.txt
@@ -0,0 +1,3 @@
+2024
+JACOV - Journey Towards Asynchronous Data Processing 0:00 of 1:04:49
+    https://www.youtube.com/watch?v=nZPvsLJdP8k
diff --git a/science/ai/thematical/web/codux.txt b/science/ai/thematical/web/codux.txt
new file mode 100644
index 000000000..6f90dbb8e
--- /dev/null
+++ b/science/ai/thematical/web/codux.txt
@@ -0,0 +1,6 @@
+https://www.codux.com/
+https://help.codux.com/kb/en
+
+2023
+https://catalinstech.medium.com/build-a-stunning-generative-ai-app-with-a-react-ide-fdc7ef491108
+    https://nuancesprog.ru/p/20279/