From e0581b192295bc172bcd45c8c0c42f5777ef54b3 Mon Sep 17 00:00:00 2001
From: Kirill Ivanov <bragov4ik@hotmail.com>
Date: Tue, 17 Dec 2024 22:37:22 +0900
Subject: [PATCH] consistency is the key

---
 stats/stats/src/charts/counters/total_operational_txns.rs | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/stats/stats/src/charts/counters/total_operational_txns.rs b/stats/stats/src/charts/counters/total_operational_txns.rs
index 266edcbf2..22321aab1 100644
--- a/stats/stats/src/charts/counters/total_operational_txns.rs
+++ b/stats/stats/src/charts/counters/total_operational_txns.rs
@@ -7,7 +7,7 @@ use crate::{
         DataSource,
     },
     types::TimespanValue,
-    ChartProperties, MissingDatePolicy, Named, UpdateError,
+    ChartProperties, MissingDatePolicy, Named,
 };
 
 use chrono::NaiveDate;
@@ -54,11 +54,7 @@ impl MapFunction<Input> for Calculate {
         let date = total_blocks_data.timespan;
         let value = total_txns_data
             .value
-            .checked_sub(total_blocks_data.value)
-            .ok_or(UpdateError::Internal(format!(
-                "overflow calculating {}",
-                Properties::name()
-            )))?;
+            .saturating_sub(total_blocks_data.value);
         Ok(TimespanValue {
             timespan: date,
             value: value.to_string(),