Index: openacs-4/packages/acs-tcl/tcl/security-init.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/security-init.tcl,v
diff -u -r1.6.2.3 -r1.6.2.4
--- openacs-4/packages/acs-tcl/tcl/security-init.tcl	1 Apr 2022 13:54:53 -0000	1.6.2.3
+++ openacs-4/packages/acs-tcl/tcl/security-init.tcl	27 Feb 2023 17:53:52 -0000	1.6.2.4
@@ -10,6 +10,15 @@
 
 }
 
+#
+# Check, if parametersecret is set (needed for signed parameters)
+#
+if {[ns_config "ns/server/[ns_info server]/acs" parametersecret ""] eq ""} {
+    ns_log warning "missing values for 'parametersecret' in section " \
+        "'ns/server/[ns_info server]/acs' in configuration file"
+}
+
+
 # Schedule a procedure to sweep for sessions.
 ad_schedule_proc -thread f [parameter::get -parameter SessionSweepInterval -default 7200] sec_sweep_sessions