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@ -286,10 +286,12 @@ class Config {
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}
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// Never write file back if disk space should be too low
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$df = disk_free_space($this->configDir);
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$size = strlen($content) + 10240;
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if ($df !== false && $df < (float)$size) {
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throw new \Exception($this->configDir . " does not have enough space for writing the config file! Not writing it back!");
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if (function_exists('disk_free_space')) {
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$df = disk_free_space($this->configDir);
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$size = strlen($content) + 10240;
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if ($df !== false && $df < (float)$size) {
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throw new \Exception($this->configDir . " does not have enough space for writing the config file! Not writing it back!");
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}
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}
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// Try to acquire a file lock
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