diff --git a/src/cc/GPUInfo.cpp b/src/cc/GPUInfo.cpp
index 72ba83f9..324d7408 100644
--- a/src/cc/GPUInfo.cpp
+++ b/src/cc/GPUInfo.cpp
@@ -40,13 +40,13 @@ rapidjson::Value GPUInfo::toJson(rapidjson::MemoryPoolAllocator <rapidjson::CrtA
     rapidjson::Value gpuInfo(rapidjson::kObjectType);
 
     gpuInfo.AddMember("name", rapidjson::StringRef(m_name.c_str()), allocator);
-    gpuInfo.AddMember("device_idx", m_deviceIdx, allocator);
-    gpuInfo.AddMember("raw_intensity", m_rawIntensity, allocator);
-    gpuInfo.AddMember("work_size", m_workSize, allocator);
-    gpuInfo.AddMember("max_work_size", m_maxWorkSize, allocator);
-    gpuInfo.AddMember("free_mem", m_freeMem, allocator);
-    gpuInfo.AddMember("mem_chunk", m_memChunk, allocator);
-    gpuInfo.AddMember("comp_mode", m_memChunk, allocator);
+    gpuInfo.AddMember("device_idx", static_cast<uint32_t>(m_deviceIdx), allocator); 
+    gpuInfo.AddMember("raw_intensity", static_cast<uint32_t>(m_rawIntensity), allocator); 
+    gpuInfo.AddMember("work_size", static_cast<uint32_t>(m_workSize), allocator); 
+    gpuInfo.AddMember("max_work_size", static_cast<uint32_t>(m_maxWorkSize), allocator); 
+    gpuInfo.AddMember("free_mem", static_cast<uint32_t>(m_freeMem), allocator); 
+    gpuInfo.AddMember("mem_chunk", m_memChunk, allocator); 
+    gpuInfo.AddMember("comp_mode", m_memChunk, allocator); 
     gpuInfo.AddMember("compute_units", m_memChunk, allocator);
 
     return gpuInfo;
diff --git a/src/config_cc.json b/src/config_cc.json
index c753c2c9..ea4e492a 100644
--- a/src/config_cc.json
+++ b/src/config_cc.json
@@ -1,7 +1,7 @@
 {
     "background": false,                            // true to run the cc-server in the background (no console)
     "colors": true,                                 // false to disable colored output
-    "log-file": "server.log",                               // log all output to a file
+    "log-file": null,                               // log all output to a file
     "syslog": false,                                // use system log for output messages
     "cc-server": {
         "port": 3344,                               // port the CC Server will listens on
diff --git a/src/log/FileLog.cpp b/src/log/FileLog.cpp
index 77f2e713..7d04e574 100644
--- a/src/log/FileLog.cpp
+++ b/src/log/FileLog.cpp
@@ -98,5 +98,5 @@ void FileLog::write(char *data, size_t size)
     uv_fs_t *req = new uv_fs_t;
     req->data = buf.base;
 
-    uv_fs_write(uv_default_loop(), req, m_file, &buf, 1, 0, FileLog::onWrite);
+    uv_fs_write(uv_default_loop(), req, m_file, &buf, 1, -1, FileLog::onWrite);
 }