diff --git a/hplip-systray-blockerror.patch b/hplip-systray-blockerror.patch
new file mode 100644
index 0000000..92a8cdf
--- /dev/null
+++ b/hplip-systray-blockerror.patch
@@ -0,0 +1,20 @@
+diff --git a/systray.py b/systray.py
+index 07db0fa..3a35b30 100644
+--- a/systray.py
++++ b/systray.py
+@@ -89,7 +89,14 @@ if __name__ == '__main__':
+     log.debug("Creating pipe: hpssd (%d) ==> systemtray (%d)" % (w1, r1))
+     
+     parent_pid = os.getpid()
+-    child_pid1 = os.fork()
++    try:
++        child_pid1 = os.fork()
++    except BlockingIOErrror as e:
++        log.error("hp-systray: error during fork - %s" % e)
++        os.close(w1)
++        os.close(r1)
++        mod.unlockInstance()
++        sys.exit(1)
+     
+     if child_pid1:
+         # parent (UI)
diff --git a/hplip.spec b/hplip.spec
index 45cc86d..db38f71 100644
--- a/hplip.spec
+++ b/hplip.spec
@@ -7,7 +7,7 @@
 Summary: HP Linux Imaging and Printing Project
 Name: hplip
 Version: 3.19.6
-Release: 4%{?dist}
+Release: 5%{?dist}
 License: GPLv2+ and MIT and BSD and IJG and Public Domain and GPLv2+ with exceptions and ISC
 
 Url: https://developers.hp.com/hp-linux-imaging-and-printing
@@ -110,6 +110,10 @@ Patch48: hplip-covscan.patch
 # bugzilla https://bugzilla.redhat.com/show_bug.cgi?id=1727162
 # upstream https://bugs.launchpad.net/hplip/+bug/1837846
 Patch49: hplip-logging-segfault.patch
+# Traceback in hp-systray when there are no resource
+# wanted to report upstream, but launchpad ends with timeout error
+# bugzilla https://bugzilla.redhat.com/show_bug.cgi?id=1738321
+Patch50: hplip-systray-blockerror.patch
 
 Requires: %{name}-libs%{?_isa} = %{version}-%{release}
 Requires: python3-pillow
@@ -360,6 +364,8 @@ rm prnt/hpcups/ErnieFilter.{cpp,h} prnt/hpijs/ernieplatform.h
 %patch48 -p1 -b .covscan
 # segfault during logging (1727162)
 %patch49 -p1 -b .logging-segfault
+# 1738321 - [abrt] hp-systray:BlockingIOError: [Errno 11] Resource temporarily unavailable
+%patch50 -p1 -b .systray-blockerror
 
 sed -i.duplex-constraints \
     -e 's,\(UIConstraints.* \*Duplex\),//\1,' \
@@ -664,6 +670,9 @@ rm -f %{buildroot}%{_sysconfdir}/xdg/autostart/hplip-systray.desktop
 %config(noreplace) %{_sysconfdir}/sane.d/dll.d/hpaio
 
 %changelog
+* Thu Aug 08 2019 Zdenek Dohnal <zdohnal@redhat.com> - 3.19.6-5
+- 1738321 - [abrt] hp-systray:BlockingIOError: [Errno 11] Resource temporarily unavailable
+
 * Thu Aug 01 2019 Zdenek Dohnal <zdohnal@redhat.com> - 3.19.6-4
 - sks-keyservers.net seems more reliable