yaooqinn commented on code in PR #42674:
URL: https://github.com/apache/spark/pull/42674#discussion_r1306604687
##########
connector/connect/server/src/main/scala/org/apache/spark/sql/connect/ui/SparkConnectServerPage.scala:
##########
@@ -330,24 +328,10 @@ private[ui] class SqlStatsPagedTable(
<td>
{sqlStatsTableRow.sparkSessionTags.mkString(", ")}
</td>
- {errorMessageCell(Option(info.detail))}
+ {UIUtils.errorMessageCell(Option(info.detail).getOrElse(""))}
Review Comment:
The variable is initially set to an empty string and is then assigned to the
value of `e.errorMessage` when an error occurs. It appears that
`e.errorMessage` can be null in certain situations.
##########
connector/connect/server/src/main/scala/org/apache/spark/sql/connect/ui/SparkConnectServerPage.scala:
##########
@@ -330,24 +328,10 @@ private[ui] class SqlStatsPagedTable(
<td>
{sqlStatsTableRow.sparkSessionTags.mkString(", ")}
</td>
- {errorMessageCell(Option(info.detail))}
+ {UIUtils.errorMessageCell(Option(info.detail).getOrElse(""))}
Review Comment:
The variable is initially set to an empty string and is then assigned to the
value of `e.errorMessage` when an error occurs. It appears that
`e.errorMessage` can be null in certain situations.
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