diff --git a/projects/rocprofiler/bin/merge_traces.sh b/projects/rocprofiler/bin/merge_traces.sh
index a1b042f323..dd68b41923 100755
--- a/projects/rocprofiler/bin/merge_traces.sh
+++ b/projects/rocprofiler/bin/merge_traces.sh
@@ -74,9 +74,10 @@ if ! [ -d "${OUTPUT_DIR}" ] ; then
 fi
 
 echo "Processing directories: $INPUT_DIRS"
-for file in begin_ts_file hcc_ops_trace hsa_handles hip_api_trace roctx_trace hsa_api_trace results; do
-  find ${INPUT_DIRS} -type f -regextype sed -regex ".*/[0-9]\{1,\}_${file}\.txt" \
-    -not -path "${OUTPUT_DIR}/*" | xargs cat > "${OUTPUT_DIR}/${file}.txt"
+for file in begin_ts_file hcc_ops_trace hsa_handles hip_api_trace roctx_trace hsa_api_trace results async_copy_trace; do
+  res=$(find ${INPUT_DIRS} -type f -regextype sed -regex ".*/[0-9]\{1,\}_${file}\.txt" \
+	  -not -path "${OUTPUT_DIR}/*")
+  test -n "${res}" && cat ${res} > "${OUTPUT_DIR}/${file}.txt"
 done
 
 if ! [ -d "${BIN_DIR}" ] ; then
diff --git a/projects/rocprofiler/bin/tblextr.py b/projects/rocprofiler/bin/tblextr.py
index fb85fcfb87..ab81add68d 100755
--- a/projects/rocprofiler/bin/tblextr.py
+++ b/projects/rocprofiler/bin/tblextr.py
@@ -376,7 +376,6 @@ def fill_api_db(table_name, db, indir, api_name, api_pid, dep_pid, dep_list, dep
 
   range_start_times = {}
   copy_csv = ''
-  copy_index = 0
 
   ptrn_val = re.compile(r'(\d+):(\d+) (\d+):(\d+) ([^\(]+)(\(.*)$')
   hip_mcopy_ptrn = re.compile(r'hipMemcpy|hipMemset')
@@ -527,8 +526,7 @@ def fill_api_db(table_name, db, indir, api_name, api_pid, dep_pid, dep_list, dep
           op_found = 1
 
           stream_id = thread_id
-          hsa_patch_data[(copy_index, proc_id)] = thread_id
-          copy_index += 1
+          hsa_patch_data[(corr_id, proc_id)] = thread_id
 
         if op_found:
           roctx_msg = ''
@@ -652,6 +650,7 @@ def fill_copy_db(table_name, db, indir):
           #if not pid in dep_proc: dep_proc[pid] = { 'pid': HSA_PID, 'from': [], 'to': {}, 'id': [] }
           dep_str = dep_proc[sect_id]
           dep_str['to'][corr_id] = to_us
+          dep_str['id'].append(corr_id)
 
   return 1
 #############################################################