diff --git a/misc/build.func b/misc/build.func
index 17c11fd47..ca68c5d2c 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -47,6 +47,7 @@ variables() {
   METHOD="default"                                  # sets the METHOD variable to "default", used for the API call.
   RANDOM_UUID="$(cat /proc/sys/kernel/random/uuid)" # generates a random UUID and sets it to the RANDOM_UUID variable.
   SESSION_ID="${RANDOM_UUID:0:8}"                   # Short session ID (first 8 chars of UUID) for log files
+  BUILD_LOG="/tmp/create-lxc-${SESSION_ID}.log"     # Host-side container creation log
   CTTYPE="${CTTYPE:-${CT_TYPE:-1}}"}
 
   # Get Proxmox VE version and kernel version
@@ -2206,6 +2207,8 @@ build_container() {
   export DIAGNOSTICS="$DIAGNOSTICS"
   export RANDOM_UUID="$RANDOM_UUID"
   export SESSION_ID="$SESSION_ID"
+  export BUILD_LOG="$BUILD_LOG"
+  export INSTALL_LOG="/root/.install-${SESSION_ID}.log"
   export CACHER="$APT_CACHER"
   export CACHER_IP="$APT_CACHER_IP"
   export tz="$timezone"
@@ -2576,10 +2579,12 @@ EOF'
   # Install SSH keys
   install_ssh_keys_into_ct
 
-  # Run application installer
+  # Run application installer (disable ERR trap to handle errors manually)
+  set +e
   lxc-attach -n "$CTID" -- bash -c "$(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/install/${var_install}.sh)"
   local lxc_exit=$?
-  
+  set -e
+
   # Check for error flag file in container (more reliable than lxc-attach exit code)
   local install_exit_code=0
   if [[ -n "${SESSION_ID:-}" ]]; then
@@ -2589,21 +2594,35 @@ EOF'
       pct exec "$CTID" -- rm -f "$error_flag" 2>/dev/null || true
     fi
   fi
-  
+
   # Fallback to lxc-attach exit code if no flag file
   if [[ $install_exit_code -eq 0 && $lxc_exit -ne 0 ]]; then
     install_exit_code=$lxc_exit
   fi
-  
+
   # Installation failed?
   if [[ $install_exit_code -ne 0 ]]; then
     msg_error "Installation failed in container ${CTID} (exit code: ${install_exit_code})"
 
-    # Try to copy installation log from container (without spinner/msg_info)
+    # Copy both logs from container before potential deletion
+    local build_log_copied=false
+    local install_log_copied=false
+
     if [[ -n "$CTID" && -n "${SESSION_ID:-}" ]]; then
-      if pct pull "$CTID" "/root/.install-${SESSION_ID}.log" "/tmp/install-${SESSION_ID}.log" 2>/dev/null; then
-        echo -e "${GN}✔${CL} Installation log: ${BL}/tmp/install-${SESSION_ID}.log${CL}"
+      # Copy BUILD_LOG (creation log) if it exists
+      if [[ -f "${BUILD_LOG}" ]]; then
+        cp "${BUILD_LOG}" "/tmp/create-lxc-${CTID}-${SESSION_ID}.log" 2>/dev/null && build_log_copied=true
       fi
+
+      # Copy INSTALL_LOG from container
+      if pct pull "$CTID" "/root/.install-${SESSION_ID}.log" "/tmp/install-lxc-${CTID}-${SESSION_ID}.log" 2>/dev/null; then
+        install_log_copied=true
+      fi
+
+      # Show available logs
+      echo ""
+      [[ $build_log_copied == true ]] && echo -e "${GN}✔${CL} Container creation log: ${BL}/tmp/create-lxc-${CTID}-${SESSION_ID}.log${CL}"
+      [[ $install_log_copied == true ]] && echo -e "${GN}✔${CL} Installation log: ${BL}/tmp/install-lxc-${CTID}-${SESSION_ID}.log${CL}"
     fi
 
     # Prompt user for cleanup with 60s timeout (plain echo - no msg_info to avoid spinner)
diff --git a/misc/core.func b/misc/core.func
index a3c4ac51f..86a563250 100644
--- a/misc/core.func
+++ b/misc/core.func
@@ -287,12 +287,32 @@ ssh_check() {
 # SECTION 3: EXECUTION HELPERS
 # ==============================================================================
 
-SILENT_LOGFILE="/tmp/install-$(date +%Y%m%d_%H%M%S)_${SESSION_ID:-$(date +%s)}.log"
+# ------------------------------------------------------------------------------
+# get_active_logfile()
+#
+# - Returns the appropriate log file based on execution context
+# - BUILD_LOG: Host operations (container creation)
+# - INSTALL_LOG: Container operations (application installation)
+# - Fallback to BUILD_LOG if neither is set
+# ------------------------------------------------------------------------------
+get_active_logfile() {
+  if [[ -n "${INSTALL_LOG:-}" ]]; then
+    echo "$INSTALL_LOG"
+  elif [[ -n "${BUILD_LOG:-}" ]]; then
+    echo "$BUILD_LOG"
+  else
+    # Fallback for legacy scripts
+    echo "/tmp/build-$(date +%Y%m%d_%H%M%S).log"
+  fi
+}
+
+# Legacy compatibility: SILENT_LOGFILE points to active log
+SILENT_LOGFILE="$(get_active_logfile)"
 
 # ------------------------------------------------------------------------------
 # silent()
 #
-# - Executes command with output redirected to SILENT_LOGFILE
+# - Executes command with output redirected to active log file
 # - On error: displays last 10 lines of log and exits with original exit code
 # - Temporarily disables error trap to capture exit code correctly
 # - Sources explain_exit_code() for detailed error messages
@@ -300,11 +320,12 @@ SILENT_LOGFILE="/tmp/install-$(date +%Y%m%d_%H%M%S)_${SESSION_ID:-$(date +%s)}.l
 silent() {
   local cmd="$*"
   local caller_line="${BASH_LINENO[0]:-unknown}"
+  local logfile="$(get_active_logfile)"
 
   set +Eeuo pipefail
   trap - ERR
 
-  "$@" >>"$SILENT_LOGFILE" 2>&1
+  "$@" >>"$logfile" 2>&1
   local rc=$?
 
   set -Eeuo pipefail
@@ -323,15 +344,15 @@ silent() {
     msg_error "in line ${caller_line}: exit code ${rc} (${explanation})"
     msg_custom "→" "${YWB}" "${cmd}"
 
-    if [[ -s "$SILENT_LOGFILE" ]]; then
-      local log_lines=$(wc -l <"$SILENT_LOGFILE")
+    if [[ -s "$logfile" ]]; then
+      local log_lines=$(wc -l <"$logfile")
       echo "--- Last 10 lines of silent log ---"
-      tail -n 10 "$SILENT_LOGFILE"
+      tail -n 10 "$logfile"
       echo "-----------------------------------"
 
       # Show how to view full log if there are more lines
       if [[ $log_lines -gt 10 ]]; then
-        msg_custom "📋" "${YW}" "View full log (${log_lines} lines): /tmp/install-*_${SESSION_ID:-*}.log"
+        msg_custom "📋" "${YW}" "View full log (${log_lines} lines): ${logfile}"
       fi
     fi
 
diff --git a/misc/error_handler.func b/misc/error_handler.func
index a4d10e692..17fc12a0b 100644
--- a/misc/error_handler.func
+++ b/misc/error_handler.func
@@ -196,30 +196,39 @@ error_handler() {
     } >>"$DEBUG_LOGFILE"
   fi
 
-  if [[ -n "${SILENT_LOGFILE:-}" && -s "$SILENT_LOGFILE" ]]; then
+  # Get active log file (BUILD_LOG or INSTALL_LOG)
+  local active_log=""
+  if declare -f get_active_logfile >/dev/null 2>&1; then
+    active_log="$(get_active_logfile)"
+  elif [[ -n "${SILENT_LOGFILE:-}" ]]; then
+    active_log="$SILENT_LOGFILE"
+  fi
+
+  if [[ -n "$active_log" && -s "$active_log" ]]; then
     echo "--- Last 20 lines of silent log ---"
-    tail -n 20 "$SILENT_LOGFILE"
+    tail -n 20 "$active_log"
     echo "-----------------------------------"
 
-    # Copy log to container home for later retrieval (if running inside container via pct exec)
-    if [[ -d /root ]]; then
+    # Detect context: Container (INSTALL_LOG set + /root exists) vs Host (BUILD_LOG)
+    if [[ -n "${INSTALL_LOG:-}" && -d /root ]]; then
+      # CONTAINER CONTEXT: Copy log and create flag file for host
       local container_log="/root/.install-${SESSION_ID:-error}.log"
-      cp "$SILENT_LOGFILE" "$container_log" 2>/dev/null || true
-      
+      cp "$active_log" "$container_log" 2>/dev/null || true
+
       # Create error flag file with exit code for host detection
-      echo "$exit_code" > "/root/.install-${SESSION_ID:-error}.failed" 2>/dev/null || true
-      
+      echo "$exit_code" >"/root/.install-${SESSION_ID:-error}.failed" 2>/dev/null || true
+
       if declare -f msg_custom >/dev/null 2>&1; then
         msg_custom "📋" "${YW}" "Log saved to: ${container_log}"
       else
         echo -e "${YW}Log saved to:${CL} ${BL}${container_log}${CL}"
       fi
     else
-      # Running on host - show local path
+      # HOST CONTEXT: Show local log path
       if declare -f msg_custom >/dev/null 2>&1; then
-        msg_custom "📋" "${YW}" "Full log: ${SILENT_LOGFILE}"
+        msg_custom "📋" "${YW}" "Full log: ${active_log}"
       else
-        echo -e "${YW}Full log:${CL} ${BL}${SILENT_LOGFILE}${CL}"
+        echo -e "${YW}Full log:${CL} ${BL}${active_log}${CL}"
       fi
     fi
   fi
@@ -302,9 +311,9 @@ catch_errors() {
   if [ "${STRICT_UNSET:-0}" = "1" ]; then
     set -u
   fi
-  
+
   trap 'error_handler' ERR
   trap on_exit EXIT
   trap on_interrupt INT
   trap on_terminate TERM
-}
\ No newline at end of file
+}
diff --git a/misc/install.func b/misc/install.func
index 3d0a08d33..1822fb582 100644
--- a/misc/install.func
+++ b/misc/install.func
@@ -28,6 +28,11 @@
 # SECTION 1: INITIALIZATION
 # ==============================================================================
 
+# Ensure INSTALL_LOG is set (exported from build.func, but fallback if missing)
+if [[ -z "${INSTALL_LOG:-}" ]]; then
+    INSTALL_LOG="/root/.install-${SESSION_ID:-unknown}.log"
+fi
+
 if ! command -v curl >/dev/null 2>&1; then
     printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
     apt-get update >/dev/null 2>&1