Plaxis Error Code 111 【iPad】

1. Overview Error Code 111 in PLAXIS (2D or 3D) typically indicates a numerical singularity during the calculation process. The solver (often the core solver or a direct solver like PARDISO) encounters a mathematically impossible operation—most commonly, division by zero or a nearly singular stiffness matrix.

The error message often appears as: "Solver error. Code 111: Division by zero in solver routine." Error 111 is rarely a software bug. It arises from an unstable or ill-posed numerical model. Typical root causes include: plaxis error code 111