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@@ -908,7 +908,7 @@ class Worker
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static::log("Workerman[$start_file] $command $mode_str");
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// Get master process PID.
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- $master_pid = \is_file(static::$pidFile) ? \file_get_contents(static::$pidFile) : 0;
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+ $master_pid = intval(\is_file(static::$pidFile) ? \file_get_contents(static::$pidFile) : 0);
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// Master is still alive?
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if (static::checkMasterIsAlive($master_pid)) {
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if ($command === 'start') {
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gethin