Fix: #6099 - RRDtool issues after system restore

* When transferring a system from a backup if the poller has not run recently rrdtool issues are found
Cacti · Feb 11, 2025 · 465f18e · 465f18e
1 parent db80934
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diff --git a/CHANGELOG b/CHANGELOG
@@ -3,6 +3,7 @@ Cacti CHANGELOG
 1.2.30
 -issue#6089: Cannot Add New User due to incorrect array structure
 -issue#6090: Undefined function warnings in Automation
+-issue#6099: When transferring a system from a backup if the poller has not run recently rrdtool issues are found
 
 1.2.29
 -security#GHSA-c5j8-jxj3-hh36: Authenticated RCE via multi-line SNMP responses

diff --git a/lib/rrd.php b/lib/rrd.php
@@ -1382,6 +1382,10 @@ function rrdtool_function_graph($local_graph_id, $rra_id, $graph_data_array, $rr
 			$delta_time = $default_delta;
 		}
 
+		if ($delta_time <= $graph_data_array['graph_start']) {
+			$delta_time = $now_time;
+		}
+
 		$graph_data_array['graph_end'] = $delta_time;
 	}