Milliman Mind 6.3.5 to 6.4.1

Written By Nikolas Ethoré (Super Administrator)

Updated at May 4th, 2026

Ensured to display the cell coordinates of the formula causing the following error: 'Milliman Mind cannot finish the calculation of the model. Limit of 1000 calculation iteration has been reached' (#8204)
Fixed a pretty rare and random issue when launching a HPC run with the HPC profiler enabled (#8216)
Displayed an error when trying to access results from a future iteration that has not been calculated yet (#8187)

Fixed a bug that prevented values from the clipboard from being pasted into the interface (#8182)
Improved the MM_LOOPLABELS function to support references to another workbook when using instances (#8148)
Improved the formula editor by adding formula autofill with parameter hints and enhancing partial evaluation for better usability (#8147)
Improved HPC debug logs to be available after a run crash, when possible (#8138)
Enabled Mind projects to source their data from ESG projects (#8057)
Fixed the MROUND function to return the correct result when the first parameter is null (#8092)
Fixed a bug that displayed the wrong HPC run type after model upload/update (#8051)
Fixed an issue that caused a calculation failure during HPC runs in a specific edge case (#8134)
Improved the engine to recalculate cells that did not inherit from a loop during intermediate calculations when resizing (#7869)

Adjusted the HPC configuration to comply with Azure change ID PP9W-Y00 (#8156)
Made the MM_DIMSIZE function being calculated during the second run of a HPC run instead of the first one (#8141)
Fixed an issue that prevented projects from loading in a specific case involving resizing array formulas (#8117)
Added a public API root to create folders into a folder (#8056)

Enabled users to access the HPC run performance profiler, which can help for debugging and modelling, after a HPC run split by input or simulations via the already existing button (#7955)
Ensured that grids with a /ValueExclusionDest flag are read-only (#8070)
Corrected the behavior of the CHOOSE function when used with ranges (#8072)
Resolved a run error when the sensitivity list was empty (#8082)
Added a new feature allowing users to exclude values directly from a grid via right-click, using the /valueexclusionsource and /valueexclusiondest flags (#7998)
Added a public API root to create folders into a folder (#8056)

Added a new feature allowing users to exclude values directly from a grid via right-click, using the /valueexclusionsource and /valueexclusiondest flags (#7998)
Displayed all the tasks status and related runtimes in the HPC run log in the Audit Trail (#7925)
Fixed a bug that prevented the correct run error to be returned when using HPC loop in a specific case (#8049)
Fixed an issue that caused a runtime error when using the HPC loop functionality in a specific case involving two consecutive calls to the MM_GROUPBY or MM_RESULT functions (#8047)
Resolved an issue occurring during the partial evaluation of a formula within a dynamic function (#8031)
Fixed a bug that prevented the partial evaluation of formulas when using the iteration functionality (#8016)
Fixed a bug that caused a run error when using MM_GOALSEEK with several recursive formulas (#8035)
Fixed a bug that prevented the upload of a .zip file in the input manager when it contained subfolders (#8022)

Resolved an issue where the function MIN was returning incorrect values when used with function ROWS (#8029)
Displayed the correct CPU usage for tasks in the monitoring during a HPC run on a remote server (#8019)
Fixed strange random errors during HPC runs (#7956)
Fixed the display of the chart in the monitoring (#7995)
Resolved an issue where chart sizes were not dynamically resized when values depended on a loop (#7981)
Ensured that a resized grid without dimension is well resized depending on a loop while being in a group (#7972)

Displayed a label on grids calculated during a HPC run without the flag /AlwaysSave only when the partial save option is enabled to show that there are no calculated results available (#7943)
Enabled to check the format of the data sent via Interlinks with the existing button for the Input Manager (#5635)
Resolved an issue during the aggregation phase of HPC runs where some grids using MM_GROUPBY on HPC loop cells were also resized depending on this loop (#7954)
Resolved a bug where the run results were lost when reloading a project after a HPC run per instance group followed by a manual save (#7945)
Reduced the load time of projects where a lot of inputs were imported (#7952)
Increased the maximum value for python script timeout to 24h in the administration (External Calculations) (#7953)
Reduced the load time of workspaces that contain a lot of duplicated projects (#7944)
Fixed project search that systematically displayed all folders (#7948)
Reduced the conversion time of Excel model import using the number of threads from the associated VM (#7450)
Generates both a 32 and a 64 bits installer for MMForExcel Addin (#7911)
Aligned behavior with Excel when comparing strings and numbers using =, >, and < operators (#6513)

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