diff --git a/apps/decoder.c b/apps/decoder.c
index 9a20474542dd7c9c05aec360909f544ebb6c735a..943b798d5b3691a6c136fe65d99f8112e4e896fa 100644
--- a/apps/decoder.c
+++ b/apps/decoder.c
@@ -1598,6 +1598,18 @@ static bool parseCmdlIVAS_dec(
         return false;
     }
 
+#ifdef SUPPORT_JBM_TRACEFILE
+    /* Validate options that depend on other options */
+    if ( arg->jbmTraceFilename != NULL && arg->delayCompensationEnabled
+         /* This decMode check should be removed once timestamp sync issues between JBM trace and audio are fixed in EVS */
+         && arg->decMode != IVAS_DEC_MODE_EVS )
+    {
+        fprintf( stderr, "Error: Writing to a JBM trace file requires delay compensation to be disabled with -no_delay_cmp\n\n" );
+        usage_dec();
+        return false;
+    }
+#endif
+
     return true;
 }
 
@@ -1634,7 +1646,8 @@ static void usage_dec( void )
     fprintf( stdout, "                      EVS RTP Payload Format. The SDP parameter hf_only is required.\n" );
     fprintf( stdout, "                      Reading RFC4867 AMR/AMR-WB RTP payload format is not supported.\n" );
 #ifdef SUPPORT_JBM_TRACEFILE
-    fprintf( stdout, "-Tracefile TF       : VoIP mode: Generate trace file named TF\n" );
+    fprintf( stdout, "-Tracefile TF       : VoIP mode: Generate trace file named TF. Requires -no_delay_cmp to\n" );
+    fprintf( stdout, "                      be enabled so that trace contents remain in sync with audio output.\n" );
 #endif
     fprintf( stdout, "-fr L               : render frame size in ms L=(5,10,20), default is 20)\n" );
     fprintf( stdout, "-fec_cfg_file       : Optimal channel aware configuration computed by the JBM   \n" );
diff --git a/lib_com/options.h b/lib_com/options.h
index 1da007ad696ce783ca058ae3d0c182302c9e4036..05fd770666d6ce502f8e9902402798e400305204 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -64,6 +64,7 @@
 #endif
 
 /*#define DISABLE_LIMITER*/
+/*#define DEBUG_APA_SILENCE_NON_SCALED*/        /* Switch APA into mode that replaces contents of non-scaled frames with silence. Useful for identifying scaled regions in the audio output of the decoder  */
 
 /* #################### End DEBUGGING switches ############################ */
 
diff --git a/lib_dec/jbm_pcmdsp_apa_fx.c b/lib_dec/jbm_pcmdsp_apa_fx.c
index 0321a6495e844d29287aad94af717284417e336c..3687d0e236e3fb5a29e84fc9b3629c86519a9031 100644
--- a/lib_dec/jbm_pcmdsp_apa_fx.c
+++ b/lib_dec/jbm_pcmdsp_apa_fx.c
@@ -877,6 +877,17 @@ UWord8 apa_exec_fx(
         move32();
     }
 
+#ifdef DEBUG_APA_SILENCE_NON_SCALED
+    IF( l_in == *l_out )
+    {
+        set_s( a_out, 0, *l_out );
+    }
+    ELSE
+    {
+        set_s( a_out, INT16_MAX, *l_out );
+    }
+#endif
+
     return 0;
 }
 
diff --git a/readme.txt b/readme.txt
index 3f8a2f02c741d3d028c72b5954eed5c5e9535d06..726d0a480da3f217e20ad321a531bf877d30b889 100644
--- a/readme.txt
+++ b/readme.txt
@@ -279,7 +279,8 @@ Options:
                       The decoder may read rtpdump files containing TS26.445 Annex A.2.2
                       EVS RTP Payload Format. The SDP parameter hf_only is required.
                       Reading RFC4867 AMR/AMR-WB RTP payload format is not supported.
--Tracefile TF       : VoIP mode: Generate trace file named TF
+-Tracefile TF       : VoIP mode: Generate trace file named TF. Requires -no_delay_cmp to
+                      be enabled so that trace contents remain in sync with audio output.
 -fec_cfg_file       : Optimal channel aware configuration computed by the JBM
                       as described in Section 6.3.1 of TS26.448. The output is
                       written into a .txt file. Each line contains the FER indicator
@@ -625,4 +626,4 @@ Example renderer configuration files are available, e.g.:
 
 rend_rend_config_hospital_patientroom.cfg
 rend_config_recreation.cfg
-rend_config_renderer.cfg
\ No newline at end of file
+rend_config_renderer.cfg