diff --git a/lib/php-analyzer.sh b/lib/php-analyzer.sh
index 89a85a0..ee98909 100644
--- a/lib/php-analyzer.sh
+++ b/lib/php-analyzer.sh
@@ -678,7 +678,7 @@ analyze_domain_php() {
     if [ -n "$pool_config" ] && [ -f "$pool_config" ]; then
         current_max_children=$(grep "^pm.max_children" "$pool_config" | awk -F'=' '{print $2}' | tr -d ' ')
 
-        if [ "$recommended" -ne "$current_max_children" ]; then
+        if [ -n "$current_max_children" ] && [ "$recommended" -ne "$current_max_children" ]; then
             echo "  1. Adjust pm.max_children from $current_max_children to $recommended"
             echo "     Reason: $reason"
         fi
diff --git a/modules/performance/php-optimizer.sh b/modules/performance/php-optimizer.sh
index 0a53936..d5f62dd 100755
--- a/modules/performance/php-optimizer.sh
+++ b/modules/performance/php-optimizer.sh
@@ -504,7 +504,7 @@ optimize_domain() {
 
     if [ -n "$pool_config" ] && [ -f "$pool_config" ]; then
         # Apply max_children change if recommended
-        if [ -n "$recommended_max_children" ] && [ "$recommended_max_children" -ne "$current_max_children" ]; then
+        if [ -n "$recommended_max_children" ] && [ -n "$current_max_children" ] && [ "$recommended_max_children" -ne "$current_max_children" ]; then
             if modify_fpm_pool_setting "$pool_config" "pm.max_children" "$recommended_max_children" >/dev/null 2>&1; then
                 cecho "  ${GREEN}✓${NC} Set pm.max_children = $recommended_max_children"
                 changes_made=$((changes_made + 1))