YDB FQ: enhance error occurring during Generic::TPartition parsing (#17230)

1 files changed, 8 insertions, 2 deletions

diff --git a/ydb/library/yql/providers/generic/actors/yql_generic_read_actor.cpp b/ydb/library/yql/providers/generic/actors/yql_generic_read_actor.cpp
index 9620eee9c3d..b1f0c0ac246 100644
--- a/ydb/library/yql/providers/generic/actors/yql_generic_read_actor.cpp
+++ b/ydb/library/yql/providers/generic/actors/yql_generic_read_actor.cpp
@@ -399,7 +399,10 @@ namespace NYql::NDq {
         if (!readRanges.empty()) {
             for (const auto& readRange : readRanges) {
                 Generic::TPartition partition;
-                YQL_ENSURE(partition.ParseFromString(readRange), "Failed to parse partition from read ranges");
+                YQL_ENSURE(
+                    partition.ParseFromString(readRange), 
+                    "Failed to parse partition from read ranges: " << partition.InitializationErrorString()
+                );
                 partitions.emplace_back(std::move(partition));
             }
         } else {
@@ -407,7 +410,10 @@ namespace NYql::NDq {
             if (iter != taskParams.end()) {
                 Generic::TPartition partition;
                 TStringInput input(iter->first);
-                YQL_ENSURE(partition.ParseFromString(iter->second), "Failed to parse partition from task params");
+                YQL_ENSURE(
+                    partition.ParseFromString(iter->second), 
+                    "Failed to parse partition from task params: " << partition.InitializationErrorString()
+                );
                 partitions.emplace_back(std::move(partition));
             }
         }