try cpu once more

WatcherAgent/src/main.rs

@@ -470,7 +470,7 @@ fn get_cpu_temp() -> Option<f32> {
     #[cfg(target_os = "windows")]
     {
         use com::runtime::init_runtime;
-        use com::sys::{CLSCTX_INPROC_SERVER, COINIT_MULTITHREADED};
+        use com::sys::{CLSCTX_INPROC_SERVER, COINIT_MULTITHREADED, FAILED};
         use widestring::U16CString;
         use winapi::shared::rpcdce::*;
         use winapi::shared::wtypes::VT_I4;
@@ -560,12 +560,24 @@ fn get_cpu_temp() -> Option<f32> {
                 let mut obj: *mut wbemcli::IWbemClassObject = std::ptr::null_mut();
                 let mut returned = 0;
                 let hr = (*enumerator).Next(
-                    wbemcli::WBEM_INFINITE.try_into().unwrap(),
+                    wbemcli::WBEM_INFINITE as i32, // Fixed: cast directly to i32
                     1,
                     &mut obj,
                     &mut returned,
                 );
 
+                if FAILED(hr) {
+                    eprintln!("Failed to enumerate WMI objects (HRESULT: {})", hr);
+                    (*enumerator).Release();
+                    continue;
+                }
+
+                if returned == 0 {
+                    // No more items
+                    (*enumerator).Release();
+                    continue;
+                }
+
                 if hr == 0 && returned > 0 {
                     let mut variant = std::mem::zeroed::<VARIANT>();
                     // Try different possible property names