Seeing a couple of logs in 3.0.1:
[25-Sep-2026 18:20:59 UTC] Request URI: /admin/index.php?cmd=stats_monthly_sales, IP address: x.x.x.x, Language id 1
#0 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php(280): zen_debug_error_handler()
#1 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php(236): MonthlySalesAndTax->addTimeframeTotals()
#2 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/stats_monthly_sales.php(185): MonthlySalesAndTax->createReport()
#3 /home/client/public_html/admin/index.php(28): require('/home/client/p...')
\--> PHP Warning: Undefined array key "2004-07" in /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php on line 280.
[25-Sep-2026 18:20:59 UTC] Request URI: /admin/index.php?cmd=stats_monthly_sales, IP address: x.x.x.x
\--> PHP Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, null given in /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php:280
Stack trace:
#0 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php(280): array_merge(NULL, Array)
#1 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php(236): MonthlySalesAndTax->addTimeframeTotals()
#2 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/stats_monthly_sales.php(185): MonthlySalesAndTax->createReport()
#3 /home/client/public_html/admin/index.php(28): require('/home/client/p...')
#4 {main}
thrown in /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php on line 280.
[25-Sep-2026 18:20:59 UTC] Request URI: /admin/index.php?cmd=stats_monthly_sales, IP address: x.x.x.x
\--> PHP Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, null given in /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php:280
Stack trace:
#0 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php(280): array_merge(NULL, Array)
#1 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php(236): MonthlySalesAndTax->addTimeframeTotals()
#2 /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/stats_monthly_sales.php(185): MonthlySalesAndTax->createReport()
#3 /home/client/public_html/admin/index.php(28): require('/home/client/p...')
#4 {main}
thrown in /home/client/public_html/zc_plugins/MonthlySalesTaxReport/v3.0.1/admin/includes/classes/MonthlySalesAndTax.php on line 280.
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