Which error indicates an issue that cannot be solved by the programmer during runtime?

The correct choice indicates an error that arises during the executing phase of a program, which is referred to as a runtime error. These types of errors generally stem from issues that occur while the program is running, such as attempting to divide by zero or accessing a null pointer. These situations are often outside the programmer's control in terms of immediate resolution since they typically arise from unexpected conditions or inputs that cannot be fully anticipated during coding.

In contrast, other types of errors, such as logical errors, arithmetic errors, and semantic errors, can often be identified and rectified by the programmer during the development stage before runtime. For instance, logical errors occur when the program runs without crashing but produces incorrect results due to flawed reasoning in the code. Similarly, arithmetic errors involve incorrect calculations that might be resolved by altering the code, and semantic errors relate to improper use of language constructs that can often be diagnosed with careful inspection and testing prior to execution.

Thus, runtime errors stand out as issues that are not inherently visible or fixable until the program is actively running, which reinforces why they represent a category of errors characterized by being unresolvable during the coding phase.