diff --git a/arch_install.sh b/arch_install.sh
index 956e8d8..5ecfc2a 100644
--- a/arch_install.sh
+++ b/arch_install.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 # Nextcloud + Apache + PHP 8.3 (php-legacy) + MariaDB + Valkey on Arch Linux
-# Production-oriented, reverse-proxy aware
+# Optimized version with PHP extension loading fixes
 
 set -euo pipefail
 IFS=$'\n\t'
@@ -58,16 +58,6 @@ check_vars() {
   done
 }
 
-enable_php_ext() {
-  local ext="$1"
-  if ! grep -Eq "^[[:space:]]*extension=${ext}\.so" "$PHP_INI"; then
-    sed -i "/^;extension=${ext}\.so/s/^;//" "$PHP_INI" || true
-    if ! grep -Eq "^[[:space:]]*extension=${ext}\.so" "$PHP_INI"; then
-      printf "\nextension=%s.so\n" "$ext" >> "$PHP_INI"
-    fi
-  fi
-}
-
 set_ini_value() {
   local key="$1"
   local value="$2"
@@ -111,7 +101,7 @@ pacman -Syu --noconfirm
 pacman -S --needed --noconfirm \
   apache mariadb valkey cronie \
   php-legacy php-legacy-fpm php-legacy-gd php-legacy-intl php-legacy-sodium \
-  php-legacy-apcu php-legacy-redis php-legacy-imagick \
+  php-legacy-apcu php-legacy-redis php-legacy-imagick php-legacy-igbinary \
   curl wget tar bzip2 unzip sudo
 
 KV_CONF="$(detect_kv_conf)"
@@ -142,18 +132,34 @@ FLUSH PRIVILEGES;
 SQL
 
 # =========================
-# PHP
+# PHP CONFIGURATION (FIXED)
 # =========================
 log "Configuring PHP 8.3 legacy stack"
-for ext in gd intl mysqli pdo_mysql sodium zip apcu redis imagick; do
-  enable_php_ext "$ext"
+
+# First, remove existing extension lines to avoid duplicates
+for ext in gd intl mysqli pdo_mysql sodium zip apcu redis igbinary imagick; do
+  sed -i "/extension=${ext}\.so/d" "$PHP_INI"
+  sed -i "/;extension=${ext}\.so/d" "$PHP_INI"
 done
 
+# Force correct loading order at the top of php.ini
+# igbinary MUST load before redis to avoid "undefined symbol" errors
+printf "extension=igbinary.so\nextension=redis.so\nextension=imagick.so\nextension=gd.so\nextension=intl.so\nextension=mysqli.so\nextension=pdo_mysql.so\nextension=sodium.so\nextension=zip.so\nextension=apcu.so\n" | cat - "$PHP_INI" > temp && mv temp "$PHP_INI"
+
 set_ini_value "memory_limit" "512M"
 set_ini_value "upload_max_filesize" "1024M"
 set_ini_value "post_max_size" "1024M"
 set_ini_value "output_buffering" "Off"
 
+# Opcache
+if ! grep -Eq '^[[:space:]]*zend_extension[[:space:]]*=.*opcache' "$PHP_INI"; then
+  sed -i "1i zend_extension=opcache" "$PHP_INI"
+fi
+set_ini_value "opcache.enable" "1"
+set_ini_value "opcache.memory_consumption" "256"
+set_ini_value "opcache.save_comments" "1"
+
+# PHP-FPM Socket Setup
 set_fpm_value "user" "http"
 set_fpm_value "group" "http"
 set_fpm_value "listen" "/run/php-fpm-legacy/php-fpm.sock"
@@ -181,27 +187,21 @@ systemctl enable --now "${KV_SERVICE}"
 systemctl restart "${KV_SERVICE}"
 
 # =========================
-# APACHE
+# APACHE CONFIGURATION (FIXED)
 # =========================
 log "Configuring Apache"
 HTTPD_CONF="/etc/httpd/conf/httpd.conf"
 
-# Enable core modules
+# Enable required modules
 for mod in proxy proxy_fcgi rewrite headers remoteip env mime dir setenvif dav dav_fs dav_lock; do
   sed -ri "s|^#(LoadModule ${mod}_module)| \1|" "${HTTPD_CONF}"
 done
 
-# CLEANUP: Disable problematic default extra configs
-sed -i 's/^[[:space:]]*Include conf\/extra\/httpd-dav.conf/#&/' "${HTTPD_CONF}"
-sed -i 's/^[[:space:]]*Include conf\/extra\/httpd-autoindex.conf/#&/' "${HTTPD_CONF}"
-# Specifically remove any wildcard includes added by previous failed runs
+# CLEANUP: Aggressively disable all default extra configs and wildcard includes
+sed -i 's/^[[:space:]]*Include conf\/extra\/httpd-.*\.conf/#&/' "${HTTPD_CONF}"
 sed -i '/IncludeOptional conf\/extra\/\*\.conf/d' "${HTTPD_CONF}"
 
-if ! grep -Eq '^[[:space:]]*ServerName[[:space:]]+' "${HTTPD_CONF}"; then
-  printf "\nServerName %s\n" "${DOMAIN}" >> "${HTTPD_CONF}"
-fi
-
-# Add the specific Nextcloud include ONLY
+# Add ONLY the specific Nextcloud include
 if ! grep -Fq "Include conf/extra/nextcloud.conf" "${HTTPD_CONF}"; then
   printf "\nInclude conf/extra/nextcloud.conf\n" >> "${HTTPD_CONF}"
 fi
@@ -224,6 +224,8 @@ cat > /etc/httpd/conf/extra/nextcloud.conf <<EOF
     <FilesMatch "\.php$">
         SetHandler "proxy:unix:/run/php-fpm-legacy/php-fpm.sock|fcgi://localhost/"
     </FilesMatch>
+
+    ErrorLog "/var/log/httpd/nextcloud_error.log"
 </VirtualHost>
 EOF
 
@@ -249,7 +251,7 @@ sudo -u http "${PHP_BIN}" "${NC_DIR}/occ" maintenance:install \
   --admin-user "${ADMIN_USER}" --admin-pass "${ADMIN_PASS}" \
   --data-dir "${NC_DATA_DIR}"
 
-# Apply Cache and Trusted Domain configs
+# Apply System Configs
 sudo -u http "${PHP_BIN}" "${NC_DIR}/occ" config:system:set trusted_domains 1 --value="${DOMAIN}"
 sudo -u http "${PHP_BIN}" "${NC_DIR}/occ" config:system:set memcache.local --value='\OC\Memcache\APCu'
 sudo -u http "${PHP_BIN}" "${NC_DIR}/occ" config:system:set memcache.locking --value='\OC\Memcache\Redis'