# \*ERROR in u\_calloc: error allocating memory variable=sideload

**URL:** <https://calculix.discourse.group/t/error-in-u-calloc-error-allocating-memory-variable-sideload/881>\
**Category:** Uncategorized\
**Created:** [December 3, 2021, 9:39am UTC](https://calculix.discourse.group/t/error-in-u-calloc-error-allocating-memory-variable-sideload/881 "2021-12-03T09:39:51Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![fgr](https://avatars.discourse-cdn.com/v4/letter/f/f4b2a3/32.png) [@fgr](https://calculix.discourse.group/u/fgr)\
**Post date:** [March 19, 2026, 5:48pm UTC](https://calculix.discourse.group/t/error-in-u-calloc-error-allocating-memory-variable-sideload/881/21 "2026-03-19T17:48:07Z")

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@umut I have been running the ccx\_2.22\_i8 Pardiso with (omp\_num\_threads=2) on the following test cases

Calculix standard testcase “beamhtcr.inp”

and

[Prepomax general question - Radiation test case](https://prepomax.discourse.group/t/radiation-test-case/1979/41)

Windows 10, using Intel Xeon and Ryzen 7900x and I haven’t found any error

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