diff --git a/src/bind/bindinglist.hpp b/src/bind/bindinglist.hpp
index b5a330c4..2e3eaf45 100644
--- a/src/bind/bindinglist.hpp
+++ b/src/bind/bindinglist.hpp
@@ -17,7 +17,7 @@ namespace vind
 
         template <typename T>
         inline bool check_if_func(T&& arg) {
-            return search_func(std::forward<T>(arg)) != nullptr ;
+            return search_func(std::forward<T>(arg)).get() != nullptr ;
         }
     }
 }
diff --git a/src/bind/syscmd/autocmd.cpp b/src/bind/syscmd/autocmd.cpp
index ab27f4f6..2aff7ca3 100644
--- a/src/bind/syscmd/autocmd.cpp
+++ b/src/bind/syscmd/autocmd.cpp
@@ -83,7 +83,7 @@ namespace vind
 
             auto [event_str, patcmd] = core::extract_double_args(pargs) ;
             auto [pattern, cmd] = core::extract_double_args(patcmd) ;
-            auto patterns = util::split(std::move(pattern), ",") ;
+            auto patterns = util::split(pattern, ",") ;
 
             if(event_str == "*") {
                 if(patterns.empty()) {
diff --git a/src/bind/window/arrange_win.cpp b/src/bind/window/arrange_win.cpp
index 78392a0d..42825670 100644
--- a/src/bind/window/arrange_win.cpp
+++ b/src/bind/window/arrange_win.cpp
@@ -191,11 +191,9 @@ namespace vind
         }
         void ArrangeWindows::reconstruct() {
             g_ignores.clear() ;
-
             auto& settable = core::SetTable::get_instance() ;
-            auto str = settable.get("arrangewin_ignore").get<std::string>() ;
-
-            auto modules = util::split(std::move(str), ",") ;
+            auto modules = util::split(
+                settable.get("arrangewin_ignore").get<std::string>(), ",") ;
             for(auto& m : modules) {
                 g_ignores.insert(util::A2a(util::trim(m))) ;
             }
diff --git a/src/core/autocmd.hpp b/src/core/autocmd.hpp
index c0b0b9f5..b0701e26 100644
--- a/src/core/autocmd.hpp
+++ b/src/core/autocmd.hpp
@@ -48,10 +48,12 @@ namespace vind
                 {Mode::RESIDENT,   AutoCmdEvent::RESIDENT_ENTER},
                 {Mode::COMMAND,    AutoCmdEvent::COMMAND_ENTER}
             } ;
-            if(enter_events.find(mode) != enter_events.end()) {
+            try {
                 return enter_events.at(mode) ;
             }
-            return AutoCmdEvent::UNDEFINED ;
+            catch(const std::out_of_range&) {
+                return AutoCmdEvent::UNDEFINED ;
+            }
         }
 
         inline AutoCmdEvent get_leave_event(Mode mode) {
@@ -64,10 +66,12 @@ namespace vind
                 {Mode::RESIDENT,   AutoCmdEvent::RESIDENT_LEAVE},
                 {Mode::COMMAND,    AutoCmdEvent::COMMAND_LEAVE}
             } ;
-            if(leave_events.find(mode) != leave_events.end()) {
+            try {
                 return leave_events.at(mode) ;
             }
-            return AutoCmdEvent::UNDEFINED ;
+            catch(const std::out_of_range&) {
+                return AutoCmdEvent::UNDEFINED ;
+            }
         }